Home / 121,397.85-182,115.52-41,417.07

Finding the Fourth Proportional to 121,397.85, 182,115.52 and 41,417.07

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Solution

The fourth proportional to 121,397.85, 182,115.52 and 41,417.07 is: 62,132.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,397.85 : 182,115.52 = 41,417.07 : x
  2. Step 2: Convert to fraction form
    121,397.85/182,115.52 = 41,417.07/x
  3. Step 3: Cross multiply
    121,397.85x = 182,115.52 × 41,417.07
  4. Step 4: Simplify right side
    121,397.85x = 7,542,691,819.32
  5. Step 5: Solve for x
    x = 7,542,691,819.32/121,397.85
  6. Step 6: Final answer
    x = 62,132.01

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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.