Home / 83,426.28-125,112.96-27,253.62

Finding the Fourth Proportional to 83,426.28, 125,112.96 and 27,253.62

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Solution

The fourth proportional to 83,426.28, 125,112.96 and 27,253.62 is: 40,871.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,426.28 : 125,112.96 = 27,253.62 : x
  2. Step 2: Convert to fraction form
    83,426.28/125,112.96 = 27,253.62/x
  3. Step 3: Cross multiply
    83,426.28x = 125,112.96 × 27,253.62
  4. Step 4: Simplify right side
    83,426.28x = 3,409,781,068.92
  5. Step 5: Solve for x
    x = 3,409,781,068.92/83,426.28
  6. Step 6: Final answer
    x = 40,871.79

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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.