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Finding the Fourth Proportional to 171,566.80, 236,755.74 and 95,087.20

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Solution

The fourth proportional to 171,566.80, 236,755.74 and 95,087.20 is: 131,216.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,566.80 : 236,755.74 = 95,087.20 : x
  2. Step 2: Convert to fraction form
    171,566.80/236,755.74 = 95,087.20/x
  3. Step 3: Cross multiply
    171,566.80x = 236,755.74 × 95,087.20
  4. Step 4: Simplify right side
    171,566.80x = 22,512,440,609.13
  5. Step 5: Solve for x
    x = 22,512,440,609.13/171,566.80
  6. Step 6: Final answer
    x = 131,216.76

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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.