Home / 135,273.24-202,909.86-76,151.34

Finding the Fourth Proportional to 135,273.24, 202,909.86 and 76,151.34

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Solution

The fourth proportional to 135,273.24, 202,909.86 and 76,151.34 is: 114,227.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,273.24 : 202,909.86 = 76,151.34 : x
  2. Step 2: Convert to fraction form
    135,273.24/202,909.86 = 76,151.34/x
  3. Step 3: Cross multiply
    135,273.24x = 202,909.86 × 76,151.34
  4. Step 4: Simplify right side
    135,273.24x = 15,451,857,738.21
  5. Step 5: Solve for x
    x = 15,451,857,738.21/135,273.24
  6. Step 6: Final answer
    x = 114,227.01

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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.