Home / 91,917.27-137,888.87-32,735.43

Finding the Fourth Proportional to 91,917.27, 137,888.87 and 32,735.43

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Solution

The fourth proportional to 91,917.27, 137,888.87 and 32,735.43 is: 49,107.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,917.27 : 137,888.87 = 32,735.43 : x
  2. Step 2: Convert to fraction form
    91,917.27/137,888.87 = 32,735.43/x
  3. Step 3: Cross multiply
    91,917.27x = 137,888.87 × 32,735.43
  4. Step 4: Simplify right side
    91,917.27x = 4,513,851,287.99
  5. Step 5: Solve for x
    x = 4,513,851,287.99/91,917.27
  6. Step 6: Final answer
    x = 49,107.76

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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.