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Finding the Fourth Proportional to 268,753.86, 403,188.98 and 88,846.92

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Solution

The fourth proportional to 268,753.86, 403,188.98 and 88,846.92 is: 133,289.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,753.86 : 403,188.98 = 88,846.92 : x
  2. Step 2: Convert to fraction form
    268,753.86/403,188.98 = 88,846.92/x
  3. Step 3: Cross multiply
    268,753.86x = 403,188.98 × 88,846.92
  4. Step 4: Simplify right side
    268,753.86x = 35,822,098,606.71
  5. Step 5: Solve for x
    x = 35,822,098,606.71/268,753.86
  6. Step 6: Final answer
    x = 133,289.62

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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.