Home / 240,902.80-361,438.04-107,797.12

Finding the Fourth Proportional to 240,902.80, 361,438.04 and 107,797.12

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Solution

The fourth proportional to 240,902.80, 361,438.04 and 107,797.12 is: 161,733.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,902.80 : 361,438.04 = 107,797.12 : x
  2. Step 2: Convert to fraction form
    240,902.80/361,438.04 = 107,797.12/x
  3. Step 3: Cross multiply
    240,902.80x = 361,438.04 × 107,797.12
  4. Step 4: Simplify right side
    240,902.80x = 38,961,979,770.44
  5. Step 5: Solve for x
    x = 38,961,979,770.44/240,902.80
  6. Step 6: Final answer
    x = 161,733.20

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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.