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Finding the Fourth Proportional to 251,263.49, 376,892.15 and 73,764.14

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Solution

The fourth proportional to 251,263.49, 376,892.15 and 73,764.14 is: 110,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,263.49 : 376,892.15 = 73,764.14 : x
  2. Step 2: Convert to fraction form
    251,263.49/376,892.15 = 73,764.14/x
  3. Step 3: Cross multiply
    251,263.49x = 376,892.15 × 73,764.14
  4. Step 4: Simplify right side
    251,263.49x = 27,801,123,064.22
  5. Step 5: Solve for x
    x = 27,801,123,064.22/251,263.49
  6. Step 6: Final answer
    x = 110,645.30

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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.