Home / 240,948.28-361,375.68-91,200.25

Finding the Fourth Proportional to 240,948.28, 361,375.68 and 91,200.25

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Solution

The fourth proportional to 240,948.28, 361,375.68 and 91,200.25 is: 136,782.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,948.28 : 361,375.68 = 91,200.25 : x
  2. Step 2: Convert to fraction form
    240,948.28/361,375.68 = 91,200.25/x
  3. Step 3: Cross multiply
    240,948.28x = 361,375.68 × 91,200.25
  4. Step 4: Simplify right side
    240,948.28x = 32,957,551,947.30
  5. Step 5: Solve for x
    x = 32,957,551,947.30/240,948.28
  6. Step 6: Final answer
    x = 136,782.68

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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.