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Finding the Fourth Proportional to 92,134.49, 127,144.12 and 51,848.24

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Solution

The fourth proportional to 92,134.49, 127,144.12 and 51,848.24 is: 71,549.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,134.49 : 127,144.12 = 51,848.24 : x
  2. Step 2: Convert to fraction form
    92,134.49/127,144.12 = 51,848.24/x
  3. Step 3: Cross multiply
    92,134.49x = 127,144.12 × 51,848.24
  4. Step 4: Simplify right side
    92,134.49x = 6,592,198,848.35
  5. Step 5: Solve for x
    x = 6,592,198,848.35/92,134.49
  6. Step 6: Final answer
    x = 71,549.74

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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.