Home / 215,190.74-296,958.85-119,695.38

Finding the Fourth Proportional to 215,190.74, 296,958.85 and 119,695.38

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Solution

The fourth proportional to 215,190.74, 296,958.85 and 119,695.38 is: 165,177.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,190.74 : 296,958.85 = 119,695.38 : x
  2. Step 2: Convert to fraction form
    215,190.74/296,958.85 = 119,695.38/x
  3. Step 3: Cross multiply
    215,190.74x = 296,958.85 × 119,695.38
  4. Step 4: Simplify right side
    215,190.74x = 35,544,602,395.11
  5. Step 5: Solve for x
    x = 35,544,602,395.11/215,190.74
  6. Step 6: Final answer
    x = 165,177.19

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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.