Home / 106,931.74-147,563.56-58,532.48

Finding the Fourth Proportional to 106,931.74, 147,563.56 and 58,532.48

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Solution

The fourth proportional to 106,931.74, 147,563.56 and 58,532.48 is: 80,773.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,931.74 : 147,563.56 = 58,532.48 : x
  2. Step 2: Convert to fraction form
    106,931.74/147,563.56 = 58,532.48/x
  3. Step 3: Cross multiply
    106,931.74x = 147,563.56 × 58,532.48
  4. Step 4: Simplify right side
    106,931.74x = 8,637,260,970.25
  5. Step 5: Solve for x
    x = 8,637,260,970.25/106,931.74
  6. Step 6: Final answer
    x = 80,773.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.