Home / 192,452.60-288,679.08-52,207.76

Finding the Fourth Proportional to 192,452.60, 288,679.08 and 52,207.76

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Solution

The fourth proportional to 192,452.60, 288,679.08 and 52,207.76 is: 78,311.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,452.60 : 288,679.08 = 52,207.76 : x
  2. Step 2: Convert to fraction form
    192,452.60/288,679.08 = 52,207.76/x
  3. Step 3: Cross multiply
    192,452.60x = 288,679.08 × 52,207.76
  4. Step 4: Simplify right side
    192,452.60x = 15,071,288,125.66
  5. Step 5: Solve for x
    x = 15,071,288,125.66/192,452.60
  6. Step 6: Final answer
    x = 78,311.69

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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.