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Finding the Fourth Proportional to 171,489.87, 236,657.67 and 95,010.57

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Solution

The fourth proportional to 171,489.87, 236,657.67 and 95,010.57 is: 131,115.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,489.87 : 236,657.67 = 95,010.57 : x
  2. Step 2: Convert to fraction form
    171,489.87/236,657.67 = 95,010.57/x
  3. Step 3: Cross multiply
    171,489.87x = 236,657.67 × 95,010.57
  4. Step 4: Simplify right side
    171,489.87x = 22,484,980,121.57
  5. Step 5: Solve for x
    x = 22,484,980,121.57/171,489.87
  6. Step 6: Final answer
    x = 131,115.50

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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.