Home / 192,035.56-288,067.18-73,706.90

Finding the Fourth Proportional to 192,035.56, 288,067.18 and 73,706.90

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Solution

The fourth proportional to 192,035.56, 288,067.18 and 73,706.90 is: 110,565.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,035.56 : 288,067.18 = 73,706.90 : x
  2. Step 2: Convert to fraction form
    192,035.56/288,067.18 = 73,706.90/x
  3. Step 3: Cross multiply
    192,035.56x = 288,067.18 × 73,706.90
  4. Step 4: Simplify right side
    192,035.56x = 21,232,538,829.54
  5. Step 5: Solve for x
    x = 21,232,538,829.54/192,035.56
  6. Step 6: Final answer
    x = 110,565.66

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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.