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Finding the Fourth Proportional to 92,616.65, 127,810.27 and 50,174.88

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Solution

The fourth proportional to 92,616.65, 127,810.27 and 50,174.88 is: 69,240.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,616.65 : 127,810.27 = 50,174.88 : x
  2. Step 2: Convert to fraction form
    92,616.65/127,810.27 = 50,174.88/x
  3. Step 3: Cross multiply
    92,616.65x = 127,810.27 × 50,174.88
  4. Step 4: Simplify right side
    92,616.65x = 6,412,864,070.09
  5. Step 5: Solve for x
    x = 6,412,864,070.09/92,616.65
  6. Step 6: Final answer
    x = 69,240.94

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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.