Home / 89,182.35-133,794.11-30,016.57

Finding the Fourth Proportional to 89,182.35, 133,794.11 and 30,016.57

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Solution

The fourth proportional to 89,182.35, 133,794.11 and 30,016.57 is: 45,031.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,182.35 : 133,794.11 = 30,016.57 : x
  2. Step 2: Convert to fraction form
    89,182.35/133,794.11 = 30,016.57/x
  3. Step 3: Cross multiply
    89,182.35x = 133,794.11 × 30,016.57
  4. Step 4: Simplify right side
    89,182.35x = 4,016,040,268.40
  5. Step 5: Solve for x
    x = 4,016,040,268.40/89,182.35
  6. Step 6: Final answer
    x = 45,031.78

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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.