Home / 82,581.46-123,888.08-35,195.66

Finding the Fourth Proportional to 82,581.46, 123,888.08 and 35,195.66

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Solution

The fourth proportional to 82,581.46, 123,888.08 and 35,195.66 is: 52,800.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,581.46 : 123,888.08 = 35,195.66 : x
  2. Step 2: Convert to fraction form
    82,581.46/123,888.08 = 35,195.66/x
  3. Step 3: Cross multiply
    82,581.46x = 123,888.08 × 35,195.66
  4. Step 4: Simplify right side
    82,581.46x = 4,360,323,371.73
  5. Step 5: Solve for x
    x = 4,360,323,371.73/82,581.46
  6. Step 6: Final answer
    x = 52,800.27

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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.