Home / 167,776.28-231,528.33-91,292.79

Finding the Fourth Proportional to 167,776.28, 231,528.33 and 91,292.79

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Solution

The fourth proportional to 167,776.28, 231,528.33 and 91,292.79 is: 125,982.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,776.28 : 231,528.33 = 91,292.79 : x
  2. Step 2: Convert to fraction form
    167,776.28/231,528.33 = 91,292.79/x
  3. Step 3: Cross multiply
    167,776.28x = 231,528.33 × 91,292.79
  4. Step 4: Simplify right side
    167,776.28x = 21,136,867,209.74
  5. Step 5: Solve for x
    x = 21,136,867,209.74/167,776.28
  6. Step 6: Final answer
    x = 125,982.45

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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.