Home / 102,542.28-141,551.52-62,269.02

Finding the Fourth Proportional to 102,542.28, 141,551.52 and 62,269.02

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Solution

The fourth proportional to 102,542.28, 141,551.52 and 62,269.02 is: 85,957.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,542.28 : 141,551.52 = 62,269.02 : x
  2. Step 2: Convert to fraction form
    102,542.28/141,551.52 = 62,269.02/x
  3. Step 3: Cross multiply
    102,542.28x = 141,551.52 × 62,269.02
  4. Step 4: Simplify right side
    102,542.28x = 8,814,274,124.63
  5. Step 5: Solve for x
    x = 8,814,274,124.63/102,542.28
  6. Step 6: Final answer
    x = 85,957.46

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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.