Home / 72,371.14-108,560.31-22,485.22

Finding the Fourth Proportional to 72,371.14, 108,560.31 and 22,485.22

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Solution

The fourth proportional to 72,371.14, 108,560.31 and 22,485.22 is: 33,728.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,371.14 : 108,560.31 = 22,485.22 : x
  2. Step 2: Convert to fraction form
    72,371.14/108,560.31 = 22,485.22/x
  3. Step 3: Cross multiply
    72,371.14x = 108,560.31 × 22,485.22
  4. Step 4: Simplify right side
    72,371.14x = 2,441,002,453.62
  5. Step 5: Solve for x
    x = 2,441,002,453.62/72,371.14
  6. Step 6: Final answer
    x = 33,728.95

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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.