Home / 82,818.29-124,067.04-49,564.55

Finding the Fourth Proportional to 82,818.29, 124,067.04 and 49,564.55

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Solution

The fourth proportional to 82,818.29, 124,067.04 and 49,564.55 is: 74,250.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,818.29 : 124,067.04 = 49,564.55 : x
  2. Step 2: Convert to fraction form
    82,818.29/124,067.04 = 49,564.55/x
  3. Step 3: Cross multiply
    82,818.29x = 124,067.04 × 49,564.55
  4. Step 4: Simplify right side
    82,818.29x = 6,149,326,387.10
  5. Step 5: Solve for x
    x = 6,149,326,387.10/82,818.29
  6. Step 6: Final answer
    x = 74,250.83

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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.