Home / 89,274.38-133,906.05-36,682.52

Finding the Fourth Proportional to 89,274.38, 133,906.05 and 36,682.52

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Solution

The fourth proportional to 89,274.38, 133,906.05 and 36,682.52 is: 55,021.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,274.38 : 133,906.05 = 36,682.52 : x
  2. Step 2: Convert to fraction form
    89,274.38/133,906.05 = 36,682.52/x
  3. Step 3: Cross multiply
    89,274.38x = 133,906.05 × 36,682.52
  4. Step 4: Simplify right side
    89,274.38x = 4,912,010,687.72
  5. Step 5: Solve for x
    x = 4,912,010,687.72/89,274.38
  6. Step 6: Final answer
    x = 55,021.51

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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.