Home / 88,854.78-133,262.49-25,661.15

Finding the Fourth Proportional to 88,854.78, 133,262.49 and 25,661.15

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Solution

The fourth proportional to 88,854.78, 133,262.49 and 25,661.15 is: 38,486.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,854.78 : 133,262.49 = 25,661.15 : x
  2. Step 2: Convert to fraction form
    88,854.78/133,262.49 = 25,661.15/x
  3. Step 3: Cross multiply
    88,854.78x = 133,262.49 × 25,661.15
  4. Step 4: Simplify right side
    88,854.78x = 3,419,668,078.95
  5. Step 5: Solve for x
    x = 3,419,668,078.95/88,854.78
  6. Step 6: Final answer
    x = 38,486.03

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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.