Home / 74,233.71-102,459.24-62,276.28

Finding the Fourth Proportional to 74,233.71, 102,459.24 and 62,276.28

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Solution

The fourth proportional to 74,233.71, 102,459.24 and 62,276.28 is: 85,955.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,233.71 : 102,459.24 = 62,276.28 : x
  2. Step 2: Convert to fraction form
    74,233.71/102,459.24 = 62,276.28/x
  3. Step 3: Cross multiply
    74,233.71x = 102,459.24 × 62,276.28
  4. Step 4: Simplify right side
    74,233.71x = 6,380,780,318.83
  5. Step 5: Solve for x
    x = 6,380,780,318.83/74,233.71
  6. Step 6: Final answer
    x = 85,955.29

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1.5x scale

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.