Home / 92,310.08-127,387.96-49,868.56

Finding the Fourth Proportional to 92,310.08, 127,387.96 and 49,868.56

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Solution

The fourth proportional to 92,310.08, 127,387.96 and 49,868.56 is: 68,818.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,310.08 : 127,387.96 = 49,868.56 : x
  2. Step 2: Convert to fraction form
    92,310.08/127,387.96 = 49,868.56/x
  3. Step 3: Cross multiply
    92,310.08x = 127,387.96 × 49,868.56
  4. Step 4: Simplify right side
    92,310.08x = 6,352,654,126.54
  5. Step 5: Solve for x
    x = 6,352,654,126.54/92,310.08
  6. Step 6: Final answer
    x = 68,818.64

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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.