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Finding the Fourth Proportional to 92,364.50, 127,462.98 and 49,923.04

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Solution

The fourth proportional to 92,364.50, 127,462.98 and 49,923.04 is: 68,893.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,364.50 : 127,462.98 = 49,923.04 : x
  2. Step 2: Convert to fraction form
    92,364.50/127,462.98 = 49,923.04/x
  3. Step 3: Cross multiply
    92,364.50x = 127,462.98 × 49,923.04
  4. Step 4: Simplify right side
    92,364.50x = 6,363,339,449.06
  5. Step 5: Solve for x
    x = 6,363,339,449.06/92,364.50
  6. Step 6: Final answer
    x = 68,893.78

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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.