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Finding the Fourth Proportional to 240,080.88, 331,303.14 and 132,648.96

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Solution

The fourth proportional to 240,080.88, 331,303.14 and 132,648.96 is: 183,050.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,080.88 : 331,303.14 = 132,648.96 : x
  2. Step 2: Convert to fraction form
    240,080.88/331,303.14 = 132,648.96/x
  3. Step 3: Cross multiply
    240,080.88x = 331,303.14 × 132,648.96
  4. Step 4: Simplify right side
    240,080.88x = 43,947,016,965.73
  5. Step 5: Solve for x
    x = 43,947,016,965.73/240,080.88
  6. Step 6: Final answer
    x = 183,050.88

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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.