Home / 215,062.20-296,780.95-116,943.29

Finding the Fourth Proportional to 215,062.20, 296,780.95 and 116,943.29

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Solution

The fourth proportional to 215,062.20, 296,780.95 and 116,943.29 is: 161,379.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,062.20 : 296,780.95 = 116,943.29 : x
  2. Step 2: Convert to fraction form
    215,062.20/296,780.95 = 116,943.29/x
  3. Step 3: Cross multiply
    215,062.20x = 296,780.95 × 116,943.29
  4. Step 4: Simplify right side
    215,062.20x = 34,706,541,982.47
  5. Step 5: Solve for x
    x = 34,706,541,982.47/215,062.20
  6. Step 6: Final answer
    x = 161,379.09

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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.