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Finding the Fourth Proportional to 92,292.88, 127,364.17 and 49,851.41

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Solution

The fourth proportional to 92,292.88, 127,364.17 and 49,851.41 is: 68,794.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,292.88 : 127,364.17 = 49,851.41 : x
  2. Step 2: Convert to fraction form
    92,292.88/127,364.17 = 49,851.41/x
  3. Step 3: Cross multiply
    92,292.88x = 127,364.17 × 49,851.41
  4. Step 4: Simplify right side
    92,292.88x = 6,349,283,457.98
  5. Step 5: Solve for x
    x = 6,349,283,457.98/92,292.88
  6. Step 6: Final answer
    x = 68,794.94

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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.