Home / 117,489.20-176,194.23-42,593.66

Finding the Fourth Proportional to 117,489.20, 176,194.23 and 42,593.66

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Solution

The fourth proportional to 117,489.20, 176,194.23 and 42,593.66 is: 63,876.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,489.20 : 176,194.23 = 42,593.66 : x
  2. Step 2: Convert to fraction form
    117,489.20/176,194.23 = 42,593.66/x
  3. Step 3: Cross multiply
    117,489.20x = 176,194.23 × 42,593.66
  4. Step 4: Simplify right side
    117,489.20x = 7,504,757,126.58
  5. Step 5: Solve for x
    x = 7,504,757,126.58/117,489.20
  6. Step 6: Final answer
    x = 63,876.14

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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.