Home / 215,195.28-296,967.60-119,704.32

Finding the Fourth Proportional to 215,195.28, 296,967.60 and 119,704.32

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Solution

The fourth proportional to 215,195.28, 296,967.60 and 119,704.32 is: 165,190.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,195.28 : 296,967.60 = 119,704.32 : x
  2. Step 2: Convert to fraction form
    215,195.28/296,967.60 = 119,704.32/x
  3. Step 3: Cross multiply
    215,195.28x = 296,967.60 × 119,704.32
  4. Step 4: Simplify right side
    215,195.28x = 35,548,304,620.03
  5. Step 5: Solve for x
    x = 35,548,304,620.03/215,195.28
  6. Step 6: Final answer
    x = 165,190.91

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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.