Home / 135,738.63-203,675.85-60,912.27

Finding the Fourth Proportional to 135,738.63, 203,675.85 and 60,912.27

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Solution

The fourth proportional to 135,738.63, 203,675.85 and 60,912.27 is: 91,398.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,738.63 : 203,675.85 = 60,912.27 : x
  2. Step 2: Convert to fraction form
    135,738.63/203,675.85 = 60,912.27/x
  3. Step 3: Cross multiply
    135,738.63x = 203,675.85 × 60,912.27
  4. Step 4: Simplify right side
    135,738.63x = 12,406,358,367.68
  5. Step 5: Solve for x
    x = 12,406,358,367.68/135,738.63
  6. Step 6: Final answer
    x = 91,398.88

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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.