Home / 215,033.20-296,763.76-119,548.78

Finding the Fourth Proportional to 215,033.20, 296,763.76 and 119,548.78

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Solution

The fourth proportional to 215,033.20, 296,763.76 and 119,548.78 is: 164,987.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,033.20 : 296,763.76 = 119,548.78 : x
  2. Step 2: Convert to fraction form
    215,033.20/296,763.76 = 119,548.78/x
  3. Step 3: Cross multiply
    215,033.20x = 296,763.76 × 119,548.78
  4. Step 4: Simplify right side
    215,033.20x = 35,477,745,456.21
  5. Step 5: Solve for x
    x = 35,477,745,456.21/215,033.20
  6. Step 6: Final answer
    x = 164,987.29

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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.