Home / 83,232.62-124,861.36-30,638.10

Finding the Fourth Proportional to 83,232.62, 124,861.36 and 30,638.10

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Solution

The fourth proportional to 83,232.62, 124,861.36 and 30,638.10 is: 45,961.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,232.62 : 124,861.36 = 30,638.10 : x
  2. Step 2: Convert to fraction form
    83,232.62/124,861.36 = 30,638.10/x
  3. Step 3: Cross multiply
    83,232.62x = 124,861.36 × 30,638.10
  4. Step 4: Simplify right side
    83,232.62x = 3,825,514,833.82
  5. Step 5: Solve for x
    x = 3,825,514,833.82/83,232.62
  6. Step 6: Final answer
    x = 45,961.73

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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.