Home / 106,025,421.60-159,038,132.40-55,007,085.60

Finding the Fourth Proportional to 106,025,421.60, 159,038,132.40 and 55,007,085.60

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Solution

The fourth proportional to 106,025,421.60, 159,038,132.40 and 55,007,085.60 is: 82,510,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,025,421.60 : 159,038,132.40 = 55,007,085.60 : x
  2. Step 2: Convert to fraction form
    106,025,421.60/159,038,132.40 = 55,007,085.60/x
  3. Step 3: Cross multiply
    106,025,421.60x = 159,038,132.40 × 55,007,085.60
  4. Step 4: Simplify right side
    106,025,421.60x = 8,748,224,162,590,934
  5. Step 5: Solve for x
    x = 8,748,224,162,590,934/106,025,421.60
  6. Step 6: Final answer
    x = 82,510,628.40

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.