Home / 89,851.72-124,035.21-58,036.13

Finding the Fourth Proportional to 89,851.72, 124,035.21 and 58,036.13

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Solution

The fourth proportional to 89,851.72, 124,035.21 and 58,036.13 is: 80,115.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,851.72 : 124,035.21 = 58,036.13 : x
  2. Step 2: Convert to fraction form
    89,851.72/124,035.21 = 58,036.13/x
  3. Step 3: Cross multiply
    89,851.72x = 124,035.21 × 58,036.13
  4. Step 4: Simplify right side
    89,851.72x = 7,198,523,572.14
  5. Step 5: Solve for x
    x = 7,198,523,572.14/89,851.72
  6. Step 6: Final answer
    x = 80,115.59

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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.