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Finding the Fourth Proportional to 250,250.28, 375,375.42 and 63,261.78

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Solution

The fourth proportional to 250,250.28, 375,375.42 and 63,261.78 is: 94,892.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,250.28 : 375,375.42 = 63,261.78 : x
  2. Step 2: Convert to fraction form
    250,250.28/375,375.42 = 63,261.78/x
  3. Step 3: Cross multiply
    250,250.28x = 375,375.42 × 63,261.78
  4. Step 4: Simplify right side
    250,250.28x = 23,746,917,237.45
  5. Step 5: Solve for x
    x = 23,746,917,237.45/250,250.28
  6. Step 6: Final answer
    x = 94,892.67

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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.