Home / 89,660.67-134,469.43-26,463.73

Finding the Fourth Proportional to 89,660.67, 134,469.43 and 26,463.73

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Solution

The fourth proportional to 89,660.67, 134,469.43 and 26,463.73 is: 39,689.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,660.67 : 134,469.43 = 26,463.73 : x
  2. Step 2: Convert to fraction form
    89,660.67/134,469.43 = 26,463.73/x
  3. Step 3: Cross multiply
    89,660.67x = 134,469.43 × 26,463.73
  4. Step 4: Simplify right side
    89,660.67x = 3,558,562,556.46
  5. Step 5: Solve for x
    x = 3,558,562,556.46/89,660.67
  6. Step 6: Final answer
    x = 39,689.23

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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.