Home / 135,908.11-203,846.32-36,076.06

Finding the Fourth Proportional to 135,908.11, 203,846.32 and 36,076.06

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Solution

The fourth proportional to 135,908.11, 203,846.32 and 36,076.06 is: 54,109.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,908.11 : 203,846.32 = 36,076.06 : x
  2. Step 2: Convert to fraction form
    135,908.11/203,846.32 = 36,076.06/x
  3. Step 3: Cross multiply
    135,908.11x = 203,846.32 × 36,076.06
  4. Step 4: Simplify right side
    135,908.11x = 7,353,972,071.10
  5. Step 5: Solve for x
    x = 7,353,972,071.10/135,908.11
  6. Step 6: Final answer
    x = 54,109.88

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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.