Home / 91,650.43-137,475.69-25,091.11

Finding the Fourth Proportional to 91,650.43, 137,475.69 and 25,091.11

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Solution

The fourth proportional to 91,650.43, 137,475.69 and 25,091.11 is: 37,636.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,650.43 : 137,475.69 = 25,091.11 : x
  2. Step 2: Convert to fraction form
    91,650.43/137,475.69 = 25,091.11/x
  3. Step 3: Cross multiply
    91,650.43x = 137,475.69 × 25,091.11
  4. Step 4: Simplify right side
    91,650.43x = 3,449,417,660.12
  5. Step 5: Solve for x
    x = 3,449,417,660.12/91,650.43
  6. Step 6: Final answer
    x = 37,636.68

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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.