Home / 57,722.16-79,609.50-48,488.52

Finding the Fourth Proportional to 57,722.16, 79,609.50 and 48,488.52

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Solution

The fourth proportional to 57,722.16, 79,609.50 and 48,488.52 is: 66,874.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,722.16 : 79,609.50 = 48,488.52 : x
  2. Step 2: Convert to fraction form
    57,722.16/79,609.50 = 48,488.52/x
  3. Step 3: Cross multiply
    57,722.16x = 79,609.50 × 48,488.52
  4. Step 4: Simplify right side
    57,722.16x = 3,860,146,832.94
  5. Step 5: Solve for x
    x = 3,860,146,832.94/57,722.16
  6. Step 6: Final answer
    x = 66,874.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.