Home / 83,834.43-125,834.28-61,585.35

Finding the Fourth Proportional to 83,834.43, 125,834.28 and 61,585.35

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Solution

The fourth proportional to 83,834.43, 125,834.28 and 61,585.35 is: 92,438.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,834.43 : 125,834.28 = 61,585.35 : x
  2. Step 2: Convert to fraction form
    83,834.43/125,834.28 = 61,585.35/x
  3. Step 3: Cross multiply
    83,834.43x = 125,834.28 × 61,585.35
  4. Step 4: Simplify right side
    83,834.43x = 7,749,548,175.80
  5. Step 5: Solve for x
    x = 7,749,548,175.80/83,834.43
  6. Step 6: Final answer
    x = 92,438.73

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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.