Home / 113,121.53-169,753.83-63,234.39

Finding the Fourth Proportional to 113,121.53, 169,753.83 and 63,234.39

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Solution

The fourth proportional to 113,121.53, 169,753.83 and 63,234.39 is: 94,891.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,121.53 : 169,753.83 = 63,234.39 : x
  2. Step 2: Convert to fraction form
    113,121.53/169,753.83 = 63,234.39/x
  3. Step 3: Cross multiply
    113,121.53x = 169,753.83 × 63,234.39
  4. Step 4: Simplify right side
    113,121.53x = 10,734,279,334.80
  5. Step 5: Solve for x
    x = 10,734,279,334.80/113,121.53
  6. Step 6: Final answer
    x = 94,891.57

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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.