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Finding the Fourth Proportional to 92,294.68, 127,366.66 and 49,853.21

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Solution

The fourth proportional to 92,294.68, 127,366.66 and 49,853.21 is: 68,797.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,294.68 : 127,366.66 = 49,853.21 : x
  2. Step 2: Convert to fraction form
    92,294.68/127,366.66 = 49,853.21/x
  3. Step 3: Cross multiply
    92,294.68x = 127,366.66 × 49,853.21
  4. Step 4: Simplify right side
    92,294.68x = 6,349,636,564.14
  5. Step 5: Solve for x
    x = 6,349,636,564.14/92,294.68
  6. Step 6: Final answer
    x = 68,797.43

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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.