Home / 215,105.29-296,833.10-119,609.93

Finding the Fourth Proportional to 215,105.29, 296,833.10 and 119,609.93

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Solution

The fourth proportional to 215,105.29, 296,833.10 and 119,609.93 is: 165,054.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,105.29 : 296,833.10 = 119,609.93 : x
  2. Step 2: Convert to fraction form
    215,105.29/296,833.10 = 119,609.93/x
  3. Step 3: Cross multiply
    215,105.29x = 296,833.10 × 119,609.93
  4. Step 4: Simplify right side
    215,105.29x = 35,504,186,312.68
  5. Step 5: Solve for x
    x = 35,504,186,312.68/215,105.29
  6. Step 6: Final answer
    x = 165,054.92

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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.