Home / 89,481.24-134,238.06-36,861.48

Finding the Fourth Proportional to 89,481.24, 134,238.06 and 36,861.48

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Solution

The fourth proportional to 89,481.24, 134,238.06 and 36,861.48 is: 55,298.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,481.24 : 134,238.06 = 36,861.48 : x
  2. Step 2: Convert to fraction form
    89,481.24/134,238.06 = 36,861.48/x
  3. Step 3: Cross multiply
    89,481.24x = 134,238.06 × 36,861.48
  4. Step 4: Simplify right side
    89,481.24x = 4,948,213,563.93
  5. Step 5: Solve for x
    x = 4,948,213,563.93/89,481.24
  6. Step 6: Final answer
    x = 55,298.89

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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.