Home / 215,147.27-296,899.02-119,651.92

Finding the Fourth Proportional to 215,147.27, 296,899.02 and 119,651.92

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Solution

The fourth proportional to 215,147.27, 296,899.02 and 119,651.92 is: 165,117.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,147.27 : 296,899.02 = 119,651.92 : x
  2. Step 2: Convert to fraction form
    215,147.27/296,899.02 = 119,651.92/x
  3. Step 3: Cross multiply
    215,147.27x = 296,899.02 × 119,651.92
  4. Step 4: Simplify right side
    215,147.27x = 35,524,537,046.87
  5. Step 5: Solve for x
    x = 35,524,537,046.87/215,147.27
  6. Step 6: Final answer
    x = 165,117.30

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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.