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Finding the Fourth Proportional to 119,694.92, 179,522.94 and 56,514.92

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Solution

The fourth proportional to 119,694.92, 179,522.94 and 56,514.92 is: 84,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,694.92 : 179,522.94 = 56,514.92 : x
  2. Step 2: Convert to fraction form
    119,694.92/179,522.94 = 56,514.92/x
  3. Step 3: Cross multiply
    119,694.92x = 179,522.94 × 56,514.92
  4. Step 4: Simplify right side
    119,694.92x = 10,145,724,309.69
  5. Step 5: Solve for x
    x = 10,145,724,309.69/119,694.92
  6. Step 6: Final answer
    x = 84,763.20

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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.