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Finding the Fourth Proportional to 167,087.66, 250,373.47 and 112,839.73

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Solution

The fourth proportional to 167,087.66, 250,373.47 and 112,839.73 is: 169,085.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,087.66 : 250,373.47 = 112,839.73 : x
  2. Step 2: Convert to fraction form
    167,087.66/250,373.47 = 112,839.73/x
  3. Step 3: Cross multiply
    167,087.66x = 250,373.47 × 112,839.73
  4. Step 4: Simplify right side
    167,087.66x = 28,252,073,502.10
  5. Step 5: Solve for x
    x = 28,252,073,502.10/167,087.66
  6. Step 6: Final answer
    x = 169,085.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.