Home / 215,105.08-296,842.80-119,610.76

Finding the Fourth Proportional to 215,105.08, 296,842.80 and 119,610.76

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Solution

The fourth proportional to 215,105.08, 296,842.80 and 119,610.76 is: 165,061.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,105.08 : 296,842.80 = 119,610.76 : x
  2. Step 2: Convert to fraction form
    215,105.08/296,842.80 = 119,610.76/x
  3. Step 3: Cross multiply
    215,105.08x = 296,842.80 × 119,610.76
  4. Step 4: Simplify right side
    215,105.08x = 35,505,592,908.53
  5. Step 5: Solve for x
    x = 35,505,592,908.53/215,105.08
  6. Step 6: Final answer
    x = 165,061.62

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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.