Home / 240,191.12-331,455.85-132,760.62

Finding the Fourth Proportional to 240,191.12, 331,455.85 and 132,760.62

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Solution

The fourth proportional to 240,191.12, 331,455.85 and 132,760.62 is: 183,205.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,191.12 : 331,455.85 = 132,760.62 : x
  2. Step 2: Convert to fraction form
    240,191.12/331,455.85 = 132,760.62/x
  3. Step 3: Cross multiply
    240,191.12x = 331,455.85 × 132,760.62
  4. Step 4: Simplify right side
    240,191.12x = 44,004,283,816.73
  5. Step 5: Solve for x
    x = 44,004,283,816.73/240,191.12
  6. Step 6: Final answer
    x = 183,205.29

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1.5x scale

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.