Home / 83,044.80-124,563.68-38,656.24

Finding the Fourth Proportional to 83,044.80, 124,563.68 and 38,656.24

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Solution

The fourth proportional to 83,044.80, 124,563.68 and 38,656.24 is: 57,982.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,044.80 : 124,563.68 = 38,656.24 : x
  2. Step 2: Convert to fraction form
    83,044.80/124,563.68 = 38,656.24/x
  3. Step 3: Cross multiply
    83,044.80x = 124,563.68 × 38,656.24
  4. Step 4: Simplify right side
    83,044.80x = 4,815,163,509.36
  5. Step 5: Solve for x
    x = 4,815,163,509.36/83,044.80
  6. Step 6: Final answer
    x = 57,982.72

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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.