Home / 112,711.97-169,073.15-62,754.45

Finding the Fourth Proportional to 112,711.97, 169,073.15 and 62,754.45

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Solution

The fourth proportional to 112,711.97, 169,073.15 and 62,754.45 is: 94,134.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,711.97 : 169,073.15 = 62,754.45 : x
  2. Step 2: Convert to fraction form
    112,711.97/169,073.15 = 62,754.45/x
  3. Step 3: Cross multiply
    112,711.97x = 169,073.15 × 62,754.45
  4. Step 4: Simplify right side
    112,711.97x = 10,610,092,224.25
  5. Step 5: Solve for x
    x = 10,610,092,224.25/112,711.97
  6. Step 6: Final answer
    x = 94,134.57

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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.