Home / 49,171.93-67,856.53-27,660.05

Finding the Fourth Proportional to 49,171.93, 67,856.53 and 27,660.05

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Solution

The fourth proportional to 49,171.93, 67,856.53 and 27,660.05 is: 38,170.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,171.93 : 67,856.53 = 27,660.05 : x
  2. Step 2: Convert to fraction form
    49,171.93/67,856.53 = 27,660.05/x
  3. Step 3: Cross multiply
    49,171.93x = 67,856.53 × 27,660.05
  4. Step 4: Simplify right side
    49,171.93x = 1,876,914,535.04
  5. Step 5: Solve for x
    x = 1,876,914,535.04/49,171.93
  6. Step 6: Final answer
    x = 38,170.45

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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.