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Finding the Fourth Proportional to 251,232.20, 376,805.10 and 93,379.40

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Solution

The fourth proportional to 251,232.20, 376,805.10 and 93,379.40 is: 140,053.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,232.20 : 376,805.10 = 93,379.40 : x
  2. Step 2: Convert to fraction form
    251,232.20/376,805.10 = 93,379.40/x
  3. Step 3: Cross multiply
    251,232.20x = 376,805.10 × 93,379.40
  4. Step 4: Simplify right side
    251,232.20x = 35,185,834,154.94
  5. Step 5: Solve for x
    x = 35,185,834,154.94/251,232.20
  6. Step 6: Final answer
    x = 140,053.04

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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.