Home / 113,003.19-169,504.79-88,061.91

Finding the Fourth Proportional to 113,003.19, 169,504.79 and 88,061.91

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Solution

The fourth proportional to 113,003.19, 169,504.79 and 88,061.91 is: 132,092.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,003.19 : 169,504.79 = 88,061.91 : x
  2. Step 2: Convert to fraction form
    113,003.19/169,504.79 = 88,061.91/x
  3. Step 3: Cross multiply
    113,003.19x = 169,504.79 × 88,061.91
  4. Step 4: Simplify right side
    113,003.19x = 14,926,915,121.24
  5. Step 5: Solve for x
    x = 14,926,915,121.24/113,003.19
  6. Step 6: Final answer
    x = 132,092.87

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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.