Home / 83,174.72-124,814.04-33,247.28

Finding the Fourth Proportional to 83,174.72, 124,814.04 and 33,247.28

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Solution

The fourth proportional to 83,174.72, 124,814.04 and 33,247.28 is: 49,891.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,174.72 : 124,814.04 = 33,247.28 : x
  2. Step 2: Convert to fraction form
    83,174.72/124,814.04 = 33,247.28/x
  3. Step 3: Cross multiply
    83,174.72x = 124,814.04 × 33,247.28
  4. Step 4: Simplify right side
    83,174.72x = 4,149,727,335.81
  5. Step 5: Solve for x
    x = 4,149,727,335.81/83,174.72
  6. Step 6: Final answer
    x = 49,891.69

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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.