Home / 171,680.68-236,943.85-95,216.78

Finding the Fourth Proportional to 171,680.68, 236,943.85 and 95,216.78

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Solution

The fourth proportional to 171,680.68, 236,943.85 and 95,216.78 is: 131,412.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,680.68 : 236,943.85 = 95,216.78 : x
  2. Step 2: Convert to fraction form
    171,680.68/236,943.85 = 95,216.78/x
  3. Step 3: Cross multiply
    171,680.68x = 236,943.85 × 95,216.78
  4. Step 4: Simplify right side
    171,680.68x = 22,561,030,171.89
  5. Step 5: Solve for x
    x = 22,561,030,171.89/171,680.68
  6. Step 6: Final answer
    x = 131,412.75

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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.