Home / 89,849.72-124,032.45-58,034.13

Finding the Fourth Proportional to 89,849.72, 124,032.45 and 58,034.13

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Solution

The fourth proportional to 89,849.72, 124,032.45 and 58,034.13 is: 80,112.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,849.72 : 124,032.45 = 58,034.13 : x
  2. Step 2: Convert to fraction form
    89,849.72/124,032.45 = 58,034.13/x
  3. Step 3: Cross multiply
    89,849.72x = 124,032.45 × 58,034.13
  4. Step 4: Simplify right side
    89,849.72x = 7,198,115,327.52
  5. Step 5: Solve for x
    x = 7,198,115,327.52/89,849.72
  6. Step 6: Final answer
    x = 80,112.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.