Home / 215,585.66-297,517.41-120,092.42

Finding the Fourth Proportional to 215,585.66, 297,517.41 and 120,092.42

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Solution

The fourth proportional to 215,585.66, 297,517.41 and 120,092.42 is: 165,732.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,585.66 : 297,517.41 = 120,092.42 : x
  2. Step 2: Convert to fraction form
    215,585.66/297,517.41 = 120,092.42/x
  3. Step 3: Cross multiply
    215,585.66x = 297,517.41 × 120,092.42
  4. Step 4: Simplify right side
    215,585.66x = 35,729,585,759.03
  5. Step 5: Solve for x
    x = 35,729,585,759.03/215,585.66
  6. Step 6: Final answer
    x = 165,732.66

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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.