Home / 135,499.01-203,175.21-107,598.56

Finding the Fourth Proportional to 135,499.01, 203,175.21 and 107,598.56

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Solution

The fourth proportional to 135,499.01, 203,175.21 and 107,598.56 is: 161,339.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,499.01 : 203,175.21 = 107,598.56 : x
  2. Step 2: Convert to fraction form
    135,499.01/203,175.21 = 107,598.56/x
  3. Step 3: Cross multiply
    135,499.01x = 203,175.21 × 107,598.56
  4. Step 4: Simplify right side
    135,499.01x = 21,861,360,023.70
  5. Step 5: Solve for x
    x = 21,861,360,023.70/135,499.01
  6. Step 6: Final answer
    x = 161,339.63

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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.