Home / 97,841.20-146,720.76-31,263.52

Finding the Fourth Proportional to 97,841.20, 146,720.76 and 31,263.52

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Solution

The fourth proportional to 97,841.20, 146,720.76 and 31,263.52 is: 46,882.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,841.20 : 146,720.76 = 31,263.52 : x
  2. Step 2: Convert to fraction form
    97,841.20/146,720.76 = 31,263.52/x
  3. Step 3: Cross multiply
    97,841.20x = 146,720.76 × 31,263.52
  4. Step 4: Simplify right side
    97,841.20x = 4,587,007,414.68
  5. Step 5: Solve for x
    x = 4,587,007,414.68/97,841.20
  6. Step 6: Final answer
    x = 46,882.17

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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.