Home / 52,779.18-79,168.25-22,814.61

Finding the Fourth Proportional to 52,779.18, 79,168.25 and 22,814.61

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Solution

The fourth proportional to 52,779.18, 79,168.25 and 22,814.61 is: 34,221.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,779.18 : 79,168.25 = 22,814.61 : x
  2. Step 2: Convert to fraction form
    52,779.18/79,168.25 = 22,814.61/x
  3. Step 3: Cross multiply
    52,779.18x = 79,168.25 × 22,814.61
  4. Step 4: Simplify right side
    52,779.18x = 1,806,192,748.13
  5. Step 5: Solve for x
    x = 1,806,192,748.13/52,779.18
  6. Step 6: Final answer
    x = 34,221.69

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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.