Home / 113,127.81-169,691.10-27,737.61

Finding the Fourth Proportional to 113,127.81, 169,691.10 and 27,737.61

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Solution

The fourth proportional to 113,127.81, 169,691.10 and 27,737.61 is: 41,606.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,127.81 : 169,691.10 = 27,737.61 : x
  2. Step 2: Convert to fraction form
    113,127.81/169,691.10 = 27,737.61/x
  3. Step 3: Cross multiply
    113,127.81x = 169,691.10 × 27,737.61
  4. Step 4: Simplify right side
    113,127.81x = 4,706,825,552.27
  5. Step 5: Solve for x
    x = 4,706,825,552.27/113,127.81
  6. Step 6: Final answer
    x = 41,606.26

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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.