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Finding the Fourth Proportional to 192,067.27, 288,079.34 and 73,655.53

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Solution

The fourth proportional to 192,067.27, 288,079.34 and 73,655.53 is: 110,475.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,067.27 : 288,079.34 = 73,655.53 : x
  2. Step 2: Convert to fraction form
    192,067.27/288,079.34 = 73,655.53/x
  3. Step 3: Cross multiply
    192,067.27x = 288,079.34 × 73,655.53
  4. Step 4: Simplify right side
    192,067.27x = 21,218,635,381.27
  5. Step 5: Solve for x
    x = 21,218,635,381.27/192,067.27
  6. Step 6: Final answer
    x = 110,475.02

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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.