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Finding the Fourth Proportional to 101,483.28, 140,046.17 and 60,666.17

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Solution

The fourth proportional to 101,483.28, 140,046.17 and 60,666.17 is: 83,718.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,483.28 : 140,046.17 = 60,666.17 : x
  2. Step 2: Convert to fraction form
    101,483.28/140,046.17 = 60,666.17/x
  3. Step 3: Cross multiply
    101,483.28x = 140,046.17 × 60,666.17
  4. Step 4: Simplify right side
    101,483.28x = 8,496,063,753.51
  5. Step 5: Solve for x
    x = 8,496,063,753.51/101,483.28
  6. Step 6: Final answer
    x = 83,718.85

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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.