Home / 167,447.08-231,077.22-90,964.84

Finding the Fourth Proportional to 167,447.08, 231,077.22 and 90,964.84

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Solution

The fourth proportional to 167,447.08, 231,077.22 and 90,964.84 is: 125,531.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,447.08 : 231,077.22 = 90,964.84 : x
  2. Step 2: Convert to fraction form
    167,447.08/231,077.22 = 90,964.84/x
  3. Step 3: Cross multiply
    167,447.08x = 231,077.22 × 90,964.84
  4. Step 4: Simplify right side
    167,447.08x = 21,019,902,344.94
  5. Step 5: Solve for x
    x = 21,019,902,344.94/167,447.08
  6. Step 6: Final answer
    x = 125,531.61

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1.5x scale

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.