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Finding the Fourth Proportional to 77,843.32, 116,754.04 and 25,253.28

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Solution

The fourth proportional to 77,843.32, 116,754.04 and 25,253.28 is: 37,876.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,843.32 : 116,754.04 = 25,253.28 : x
  2. Step 2: Convert to fraction form
    77,843.32/116,754.04 = 25,253.28/x
  3. Step 3: Cross multiply
    77,843.32x = 116,754.04 × 25,253.28
  4. Step 4: Simplify right side
    77,843.32x = 2,948,422,463.25
  5. Step 5: Solve for x
    x = 2,948,422,463.25/77,843.32
  6. Step 6: Final answer
    x = 37,876.37

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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.