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Finding the Fourth Proportional to 178,295.98, 267,485.37 and 51,939.22

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Solution

The fourth proportional to 178,295.98, 267,485.37 and 51,939.22 is: 77,920.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,295.98 : 267,485.37 = 51,939.22 : x
  2. Step 2: Convert to fraction form
    178,295.98/267,485.37 = 51,939.22/x
  3. Step 3: Cross multiply
    178,295.98x = 267,485.37 × 51,939.22
  4. Step 4: Simplify right side
    178,295.98x = 13,892,981,479.21
  5. Step 5: Solve for x
    x = 13,892,981,479.21/178,295.98
  6. Step 6: Final answer
    x = 77,920.89

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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.