Home / 52,062.65-78,084.10-25,381.86

Finding the Fourth Proportional to 52,062.65, 78,084.10 and 25,381.86

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Solution

The fourth proportional to 52,062.65, 78,084.10 and 25,381.86 is: 38,067.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,062.65 : 78,084.10 = 25,381.86 : x
  2. Step 2: Convert to fraction form
    52,062.65/78,084.10 = 25,381.86/x
  3. Step 3: Cross multiply
    52,062.65x = 78,084.10 × 25,381.86
  4. Step 4: Simplify right side
    52,062.65x = 1,981,919,433.34
  5. Step 5: Solve for x
    x = 1,981,919,433.34/52,062.65
  6. Step 6: Final answer
    x = 38,067.97

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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.