Home / 84,020.29-126,067.49-44,567.72

Finding the Fourth Proportional to 84,020.29, 126,067.49 and 44,567.72

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Solution

The fourth proportional to 84,020.29, 126,067.49 and 44,567.72 is: 66,871.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,020.29 : 126,067.49 = 44,567.72 : x
  2. Step 2: Convert to fraction form
    84,020.29/126,067.49 = 44,567.72/x
  3. Step 3: Cross multiply
    84,020.29x = 126,067.49 × 44,567.72
  4. Step 4: Simplify right side
    84,020.29x = 5,618,540,382.13
  5. Step 5: Solve for x
    x = 5,618,540,382.13/84,020.29
  6. Step 6: Final answer
    x = 66,871.23

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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.