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Finding the Fourth Proportional to 252,825.12, 379,348.32 and 119,800.32

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Solution

The fourth proportional to 252,825.12, 379,348.32 and 119,800.32 is: 179,752.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,825.12 : 379,348.32 = 119,800.32 : x
  2. Step 2: Convert to fraction form
    252,825.12/379,348.32 = 119,800.32/x
  3. Step 3: Cross multiply
    252,825.12x = 379,348.32 × 119,800.32
  4. Step 4: Simplify right side
    252,825.12x = 45,446,050,127.46
  5. Step 5: Solve for x
    x = 45,446,050,127.46/252,825.12
  6. Step 6: Final answer
    x = 179,752.91

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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.