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Finding the Fourth Proportional to 178,292.98, 267,480.87 and 51,936.22

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Solution

The fourth proportional to 178,292.98, 267,480.87 and 51,936.22 is: 77,916.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,292.98 : 267,480.87 = 51,936.22 : x
  2. Step 2: Convert to fraction form
    178,292.98/267,480.87 = 51,936.22/x
  3. Step 3: Cross multiply
    178,292.98x = 267,480.87 × 51,936.22
  4. Step 4: Simplify right side
    178,292.98x = 13,891,945,310.11
  5. Step 5: Solve for x
    x = 13,891,945,310.11/178,292.98
  6. Step 6: Final answer
    x = 77,916.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.