Home / 271,560.12-407,375.96-100,758.60

Finding the Fourth Proportional to 271,560.12, 407,375.96 and 100,758.60

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Solution

The fourth proportional to 271,560.12, 407,375.96 and 100,758.60 is: 151,151.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,560.12 : 407,375.96 = 100,758.60 : x
  2. Step 2: Convert to fraction form
    271,560.12/407,375.96 = 100,758.60/x
  3. Step 3: Cross multiply
    271,560.12x = 407,375.96 × 100,758.60
  4. Step 4: Simplify right side
    271,560.12x = 41,046,631,403.26
  5. Step 5: Solve for x
    x = 41,046,631,403.26/271,560.12
  6. Step 6: Final answer
    x = 151,151.18

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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.