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Finding the Fourth Proportional to 92,270.84, 127,333.75 and 49,829.37

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Solution

The fourth proportional to 92,270.84, 127,333.75 and 49,829.37 is: 68,764.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,270.84 : 127,333.75 = 49,829.37 : x
  2. Step 2: Convert to fraction form
    92,270.84/127,333.75 = 49,829.37/x
  3. Step 3: Cross multiply
    92,270.84x = 127,333.75 × 49,829.37
  4. Step 4: Simplify right side
    92,270.84x = 6,344,960,542.24
  5. Step 5: Solve for x
    x = 6,344,960,542.24/92,270.84
  6. Step 6: Final answer
    x = 68,764.53

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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.