Home / 82,752.91-124,117.52-26,585.79

Finding the Fourth Proportional to 82,752.91, 124,117.52 and 26,585.79

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Solution

The fourth proportional to 82,752.91, 124,117.52 and 26,585.79 is: 39,874.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,752.91 : 124,117.52 = 26,585.79 : x
  2. Step 2: Convert to fraction form
    82,752.91/124,117.52 = 26,585.79/x
  3. Step 3: Cross multiply
    82,752.91x = 124,117.52 × 26,585.79
  4. Step 4: Simplify right side
    82,752.91x = 3,299,761,723.67
  5. Step 5: Solve for x
    x = 3,299,761,723.67/82,752.91
  6. Step 6: Final answer
    x = 39,874.87

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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.