Home / 138,294.27-207,088.40-110,255.22

Finding the Fourth Proportional to 138,294.27, 207,088.40 and 110,255.22

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Solution

The fourth proportional to 138,294.27, 207,088.40 and 110,255.22 is: 165,101.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,294.27 : 207,088.40 = 110,255.22 : x
  2. Step 2: Convert to fraction form
    138,294.27/207,088.40 = 110,255.22/x
  3. Step 3: Cross multiply
    138,294.27x = 207,088.40 × 110,255.22
  4. Step 4: Simplify right side
    138,294.27x = 22,832,576,550.17
  5. Step 5: Solve for x
    x = 22,832,576,550.17/138,294.27
  6. Step 6: Final answer
    x = 165,101.39

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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.