Home / 138,295.27-207,089.89-110,256.22

Finding the Fourth Proportional to 138,295.27, 207,089.89 and 110,256.22

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Solution

The fourth proportional to 138,295.27, 207,089.89 and 110,256.22 is: 165,102.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,295.27 : 207,089.89 = 110,256.22 : x
  2. Step 2: Convert to fraction form
    138,295.27/207,089.89 = 110,256.22/x
  3. Step 3: Cross multiply
    138,295.27x = 207,089.89 × 110,256.22
  4. Step 4: Simplify right side
    138,295.27x = 22,832,948,471.62
  5. Step 5: Solve for x
    x = 22,832,948,471.62/138,295.27
  6. Step 6: Final answer
    x = 165,102.89

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1.5x scale

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.