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Finding the Fourth Proportional to 250,769.28, 376,156.32 and 63,780.76

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Solution

The fourth proportional to 250,769.28, 376,156.32 and 63,780.76 is: 95,671.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,769.28 : 376,156.32 = 63,780.76 : x
  2. Step 2: Convert to fraction form
    250,769.28/376,156.32 = 63,780.76/x
  3. Step 3: Cross multiply
    250,769.28x = 376,156.32 × 63,780.76
  4. Step 4: Simplify right side
    250,769.28x = 23,991,535,968.40
  5. Step 5: Solve for x
    x = 23,991,535,968.40/250,769.28
  6. Step 6: Final answer
    x = 95,671.75

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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.