Home / 92,621.24-127,817.44-50,179.78

Finding the Fourth Proportional to 92,621.24, 127,817.44 and 50,179.78

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Solution

The fourth proportional to 92,621.24, 127,817.44 and 50,179.78 is: 69,248.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,621.24 : 127,817.44 = 50,179.78 : x
  2. Step 2: Convert to fraction form
    92,621.24/127,817.44 = 50,179.78/x
  3. Step 3: Cross multiply
    92,621.24x = 127,817.44 × 50,179.78
  4. Step 4: Simplify right side
    92,621.24x = 6,413,850,616.97
  5. Step 5: Solve for x
    x = 6,413,850,616.97/92,621.24
  6. Step 6: Final answer
    x = 69,248.16

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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.