Home / 138,249.72-207,202.05-59,272.29

Finding the Fourth Proportional to 138,249.72, 207,202.05 and 59,272.29

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Solution

The fourth proportional to 138,249.72, 207,202.05 and 59,272.29 is: 88,834.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,249.72 : 207,202.05 = 59,272.29 : x
  2. Step 2: Convert to fraction form
    138,249.72/207,202.05 = 59,272.29/x
  3. Step 3: Cross multiply
    138,249.72x = 207,202.05 × 59,272.29
  4. Step 4: Simplify right side
    138,249.72x = 12,281,339,996.19
  5. Step 5: Solve for x
    x = 12,281,339,996.19/138,249.72
  6. Step 6: Final answer
    x = 88,834.47

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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.