Home / 83,779.50-125,689.30-24,613.86

Finding the Fourth Proportional to 83,779.50, 125,689.30 and 24,613.86

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Solution

The fourth proportional to 83,779.50, 125,689.30 and 24,613.86 is: 36,926.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,779.50 : 125,689.30 = 24,613.86 : x
  2. Step 2: Convert to fraction form
    83,779.50/125,689.30 = 24,613.86/x
  3. Step 3: Cross multiply
    83,779.50x = 125,689.30 × 24,613.86
  4. Step 4: Simplify right side
    83,779.50x = 3,093,698,833.70
  5. Step 5: Solve for x
    x = 3,093,698,833.70/83,779.50
  6. Step 6: Final answer
    x = 36,926.68

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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.