Home / 240,811.20-361,218-98,734.08

Finding the Fourth Proportional to 240,811.20, 361,218 and 98,734.08

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Solution

The fourth proportional to 240,811.20, 361,218 and 98,734.08 is: 148,101.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,811.20 : 361,218 = 98,734.08 : x
  2. Step 2: Convert to fraction form
    240,811.20/361,218 = 98,734.08/x
  3. Step 3: Cross multiply
    240,811.20x = 361,218 × 98,734.08
  4. Step 4: Simplify right side
    240,811.20x = 35,664,526,909.44
  5. Step 5: Solve for x
    x = 35,664,526,909.44/240,811.20
  6. Step 6: Final answer
    x = 148,101.61

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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.