Home / 135,544.20-203,024.70-112,216.20

Finding the Fourth Proportional to 135,544.20, 203,024.70 and 112,216.20

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Solution

The fourth proportional to 135,544.20, 203,024.70 and 112,216.20 is: 168,082.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,544.20 : 203,024.70 = 112,216.20 : x
  2. Step 2: Convert to fraction form
    135,544.20/203,024.70 = 112,216.20/x
  3. Step 3: Cross multiply
    135,544.20x = 203,024.70 × 112,216.20
  4. Step 4: Simplify right side
    135,544.20x = 22,782,660,340.14
  5. Step 5: Solve for x
    x = 22,782,660,340.14/135,544.20
  6. Step 6: Final answer
    x = 168,082.89

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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.