Home / 122,799.27-169,472.82-69,081.09

Finding the Fourth Proportional to 122,799.27, 169,472.82 and 69,081.09

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Solution

The fourth proportional to 122,799.27, 169,472.82 and 69,081.09 is: 95,337.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,799.27 : 169,472.82 = 69,081.09 : x
  2. Step 2: Convert to fraction form
    122,799.27/169,472.82 = 69,081.09/x
  3. Step 3: Cross multiply
    122,799.27x = 169,472.82 × 69,081.09
  4. Step 4: Simplify right side
    122,799.27x = 11,707,367,130.97
  5. Step 5: Solve for x
    x = 11,707,367,130.97/122,799.27
  6. Step 6: Final answer
    x = 95,337.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.