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Finding the Fourth Proportional to 167,184, 230,713.92 and 91,737.36

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Solution

The fourth proportional to 167,184, 230,713.92 and 91,737.36 is: 126,597.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,184 : 230,713.92 = 91,737.36 : x
  2. Step 2: Convert to fraction form
    167,184/230,713.92 = 91,737.36/x
  3. Step 3: Cross multiply
    167,184x = 230,713.92 × 91,737.36
  4. Step 4: Simplify right side
    167,184x = 21,165,085,936.05
  5. Step 5: Solve for x
    x = 21,165,085,936.05/167,184
  6. Step 6: Final answer
    x = 126,597.56

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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.