Home / 134,815.60-202,223.40-109,446.40

Finding the Fourth Proportional to 134,815.60, 202,223.40 and 109,446.40

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Solution

The fourth proportional to 134,815.60, 202,223.40 and 109,446.40 is: 164,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,815.60 : 202,223.40 = 109,446.40 : x
  2. Step 2: Convert to fraction form
    134,815.60/202,223.40 = 109,446.40/x
  3. Step 3: Cross multiply
    134,815.60x = 202,223.40 × 109,446.40
  4. Step 4: Simplify right side
    134,815.60x = 22,132,623,125.76
  5. Step 5: Solve for x
    x = 22,132,623,125.76/134,815.60
  6. Step 6: Final answer
    x = 164,169.60

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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.