Home / 89,073.54-133,589.25-25,876.80

Finding the Fourth Proportional to 89,073.54, 133,589.25 and 25,876.80

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Solution

The fourth proportional to 89,073.54, 133,589.25 and 25,876.80 is: 38,809.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,073.54 : 133,589.25 = 25,876.80 : x
  2. Step 2: Convert to fraction form
    89,073.54/133,589.25 = 25,876.80/x
  3. Step 3: Cross multiply
    89,073.54x = 133,589.25 × 25,876.80
  4. Step 4: Simplify right side
    89,073.54x = 3,456,862,304.40
  5. Step 5: Solve for x
    x = 3,456,862,304.40/89,073.54
  6. Step 6: Final answer
    x = 38,809.08

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1.5x scale

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.