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Finding the Fourth Proportional to 250,365.28, 375,548.20 and 63,376.78

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Solution

The fourth proportional to 250,365.28, 375,548.20 and 63,376.78 is: 95,065.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,365.28 : 375,548.20 = 63,376.78 : x
  2. Step 2: Convert to fraction form
    250,365.28/375,548.20 = 63,376.78/x
  3. Step 3: Cross multiply
    250,365.28x = 375,548.20 × 63,376.78
  4. Step 4: Simplify right side
    250,365.28x = 23,801,035,650.80
  5. Step 5: Solve for x
    x = 23,801,035,650.80/250,365.28
  6. Step 6: Final answer
    x = 95,065.24

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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.