Home / 121,538.10-182,371.14-62,373.72

Finding the Fourth Proportional to 121,538.10, 182,371.14 and 62,373.72

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Solution

The fourth proportional to 121,538.10, 182,371.14 and 62,373.72 is: 93,593.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,538.10 : 182,371.14 = 62,373.72 : x
  2. Step 2: Convert to fraction form
    121,538.10/182,371.14 = 62,373.72/x
  3. Step 3: Cross multiply
    121,538.10x = 182,371.14 × 62,373.72
  4. Step 4: Simplify right side
    121,538.10x = 11,375,166,422.44
  5. Step 5: Solve for x
    x = 11,375,166,422.44/121,538.10
  6. Step 6: Final answer
    x = 93,593.42

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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.