Home / 91,350.68-137,039.72-32,175.92

Finding the Fourth Proportional to 91,350.68, 137,039.72 and 32,175.92

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Solution

The fourth proportional to 91,350.68, 137,039.72 and 32,175.92 is: 48,268.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,350.68 : 137,039.72 = 32,175.92 : x
  2. Step 2: Convert to fraction form
    91,350.68/137,039.72 = 32,175.92/x
  3. Step 3: Cross multiply
    91,350.68x = 137,039.72 × 32,175.92
  4. Step 4: Simplify right side
    91,350.68x = 4,409,379,067.54
  5. Step 5: Solve for x
    x = 4,409,379,067.54/91,350.68
  6. Step 6: Final answer
    x = 48,268.71

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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.