Home / 167,665.65-231,380.13-91,185.48

Finding the Fourth Proportional to 167,665.65, 231,380.13 and 91,185.48

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Solution

The fourth proportional to 167,665.65, 231,380.13 and 91,185.48 is: 125,836.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,665.65 : 231,380.13 = 91,185.48 : x
  2. Step 2: Convert to fraction form
    167,665.65/231,380.13 = 91,185.48/x
  3. Step 3: Cross multiply
    167,665.65x = 231,380.13 × 91,185.48
  4. Step 4: Simplify right side
    167,665.65x = 21,098,508,216.51
  5. Step 5: Solve for x
    x = 21,098,508,216.51/167,665.65
  6. Step 6: Final answer
    x = 125,836.80

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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.