Home / 135,343.08-203,047.56-95,439.96

Finding the Fourth Proportional to 135,343.08, 203,047.56 and 95,439.96

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Solution

The fourth proportional to 135,343.08, 203,047.56 and 95,439.96 is: 143,183.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,343.08 : 203,047.56 = 95,439.96 : x
  2. Step 2: Convert to fraction form
    135,343.08/203,047.56 = 95,439.96/x
  3. Step 3: Cross multiply
    135,343.08x = 203,047.56 × 95,439.96
  4. Step 4: Simplify right side
    135,343.08x = 19,378,851,004.50
  5. Step 5: Solve for x
    x = 19,378,851,004.50/135,343.08
  6. Step 6: Final answer
    x = 143,183.17

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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.