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Finding the Fourth Proportional to 135,360.92, 203,087.52 and 40,593.43

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Solution

The fourth proportional to 135,360.92, 203,087.52 and 40,593.43 is: 60,903.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,360.92 : 203,087.52 = 40,593.43 : x
  2. Step 2: Convert to fraction form
    135,360.92/203,087.52 = 40,593.43/x
  3. Step 3: Cross multiply
    135,360.92x = 203,087.52 × 40,593.43
  4. Step 4: Simplify right side
    135,360.92x = 8,244,019,026.99
  5. Step 5: Solve for x
    x = 8,244,019,026.99/135,360.92
  6. Step 6: Final answer
    x = 60,903.98

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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.