Home / 204,911.28-307,366.96-55,151.92

Finding the Fourth Proportional to 204,911.28, 307,366.96 and 55,151.92

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Solution

The fourth proportional to 204,911.28, 307,366.96 and 55,151.92 is: 82,727.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,911.28 : 307,366.96 = 55,151.92 : x
  2. Step 2: Convert to fraction form
    204,911.28/307,366.96 = 55,151.92/x
  3. Step 3: Cross multiply
    204,911.28x = 307,366.96 × 55,151.92
  4. Step 4: Simplify right side
    204,911.28x = 16,951,877,988.56
  5. Step 5: Solve for x
    x = 16,951,877,988.56/204,911.28
  6. Step 6: Final answer
    x = 82,727.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.