Home / 96,474.28-144,634.14-45,847.90

Finding the Fourth Proportional to 96,474.28, 144,634.14 and 45,847.90

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Solution

The fourth proportional to 96,474.28, 144,634.14 and 45,847.90 is: 68,735.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,474.28 : 144,634.14 = 45,847.90 : x
  2. Step 2: Convert to fraction form
    96,474.28/144,634.14 = 45,847.90/x
  3. Step 3: Cross multiply
    96,474.28x = 144,634.14 × 45,847.90
  4. Step 4: Simplify right side
    96,474.28x = 6,631,171,587.31
  5. Step 5: Solve for x
    x = 6,631,171,587.31/96,474.28
  6. Step 6: Final answer
    x = 68,735.12

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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.