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Finding the Fourth Proportional to 75,883.28, 113,838.28 and 25,951.64

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Solution

The fourth proportional to 75,883.28, 113,838.28 and 25,951.64 is: 38,932.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,883.28 : 113,838.28 = 25,951.64 : x
  2. Step 2: Convert to fraction form
    75,883.28/113,838.28 = 25,951.64/x
  3. Step 3: Cross multiply
    75,883.28x = 113,838.28 × 25,951.64
  4. Step 4: Simplify right side
    75,883.28x = 2,954,290,060.78
  5. Step 5: Solve for x
    x = 2,954,290,060.78/75,883.28
  6. Step 6: Final answer
    x = 38,932.03

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1.5x scale

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.