Home / 215,150.14-296,902.98-119,654.80

Finding the Fourth Proportional to 215,150.14, 296,902.98 and 119,654.80

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Solution

The fourth proportional to 215,150.14, 296,902.98 and 119,654.80 is: 165,121.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,150.14 : 296,902.98 = 119,654.80 : x
  2. Step 2: Convert to fraction form
    215,150.14/296,902.98 = 119,654.80/x
  3. Step 3: Cross multiply
    215,150.14x = 296,902.98 × 119,654.80
  4. Step 4: Simplify right side
    215,150.14x = 35,525,866,691.30
  5. Step 5: Solve for x
    x = 35,525,866,691.30/215,150.14
  6. Step 6: Final answer
    x = 165,121.28

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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.