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Finding the Fourth Proportional to 229,951.43, 317,244.36 and 169,666.77

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Solution

The fourth proportional to 229,951.43, 317,244.36 and 169,666.77 is: 234,074.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,951.43 : 317,244.36 = 169,666.77 : x
  2. Step 2: Convert to fraction form
    229,951.43/317,244.36 = 169,666.77/x
  3. Step 3: Cross multiply
    229,951.43x = 317,244.36 × 169,666.77
  4. Step 4: Simplify right side
    229,951.43x = 53,825,825,861.92
  5. Step 5: Solve for x
    x = 53,825,825,861.92/229,951.43
  6. Step 6: Final answer
    x = 234,074.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.