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Finding the Fourth Proportional to 82,763.53, 124,146.73 and 22,791.70

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Solution

The fourth proportional to 82,763.53, 124,146.73 and 22,791.70 is: 34,187.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,763.53 : 124,146.73 = 22,791.70 : x
  2. Step 2: Convert to fraction form
    82,763.53/124,146.73 = 22,791.70/x
  3. Step 3: Cross multiply
    82,763.53x = 124,146.73 × 22,791.70
  4. Step 4: Simplify right side
    82,763.53x = 2,829,514,462.39
  5. Step 5: Solve for x
    x = 2,829,514,462.39/82,763.53
  6. Step 6: Final answer
    x = 34,187.94

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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.