Home / 49,809.27-68,734.80-27,147.78

Finding the Fourth Proportional to 49,809.27, 68,734.80 and 27,147.78

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Solution

The fourth proportional to 49,809.27, 68,734.80 and 27,147.78 is: 37,462.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,809.27 : 68,734.80 = 27,147.78 : x
  2. Step 2: Convert to fraction form
    49,809.27/68,734.80 = 27,147.78/x
  3. Step 3: Cross multiply
    49,809.27x = 68,734.80 × 27,147.78
  4. Step 4: Simplify right side
    49,809.27x = 1,865,997,228.74
  5. Step 5: Solve for x
    x = 1,865,997,228.74/49,809.27
  6. Step 6: Final answer
    x = 37,462.85

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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.