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Finding the Fourth Proportional to 178,882.43, 268,332.83 and 45,763.83

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Solution

The fourth proportional to 178,882.43, 268,332.83 and 45,763.83 is: 68,648.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,882.43 : 268,332.83 = 45,763.83 : x
  2. Step 2: Convert to fraction form
    178,882.43/268,332.83 = 45,763.83/x
  3. Step 3: Cross multiply
    178,882.43x = 268,332.83 × 45,763.83
  4. Step 4: Simplify right side
    178,882.43x = 12,279,937,786.72
  5. Step 5: Solve for x
    x = 12,279,937,786.72/178,882.43
  6. Step 6: Final answer
    x = 68,648.10

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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.