Home / 52,062.78-78,084.33-25,381.98

Finding the Fourth Proportional to 52,062.78, 78,084.33 and 25,381.98

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Solution

The fourth proportional to 52,062.78, 78,084.33 and 25,381.98 is: 38,068.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,062.78 : 78,084.33 = 25,381.98 : x
  2. Step 2: Convert to fraction form
    52,062.78/78,084.33 = 25,381.98/x
  3. Step 3: Cross multiply
    52,062.78x = 78,084.33 × 25,381.98
  4. Step 4: Simplify right side
    52,062.78x = 1,981,934,902.37
  5. Step 5: Solve for x
    x = 1,981,934,902.37/52,062.78
  6. Step 6: Final answer
    x = 38,068.17

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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.