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Finding the Fourth Proportional to 250,752.01, 376,126.72 and 61,213.39

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Solution

The fourth proportional to 250,752.01, 376,126.72 and 61,213.39 is: 91,819.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,752.01 : 376,126.72 = 61,213.39 : x
  2. Step 2: Convert to fraction form
    250,752.01/376,126.72 = 61,213.39/x
  3. Step 3: Cross multiply
    250,752.01x = 376,126.72 × 61,213.39
  4. Step 4: Simplify right side
    250,752.01x = 23,023,991,600.78
  5. Step 5: Solve for x
    x = 23,023,991,600.78/250,752.01
  6. Step 6: Final answer
    x = 91,819.77

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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.