Home / 100,671.28-151,025.12-41,474.04

Finding the Fourth Proportional to 100,671.28, 151,025.12 and 41,474.04

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Solution

The fourth proportional to 100,671.28, 151,025.12 and 41,474.04 is: 62,218.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,671.28 : 151,025.12 = 41,474.04 : x
  2. Step 2: Convert to fraction form
    100,671.28/151,025.12 = 41,474.04/x
  3. Step 3: Cross multiply
    100,671.28x = 151,025.12 × 41,474.04
  4. Step 4: Simplify right side
    100,671.28x = 6,263,621,867.88
  5. Step 5: Solve for x
    x = 6,263,621,867.88/100,671.28
  6. Step 6: Final answer
    x = 62,218.56

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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.