Home / 89,949.66-134,899.84-33,785.43

Finding the Fourth Proportional to 89,949.66, 134,899.84 and 33,785.43

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Solution

The fourth proportional to 89,949.66, 134,899.84 and 33,785.43 is: 50,668.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,949.66 : 134,899.84 = 33,785.43 : x
  2. Step 2: Convert to fraction form
    89,949.66/134,899.84 = 33,785.43/x
  3. Step 3: Cross multiply
    89,949.66x = 134,899.84 × 33,785.43
  4. Step 4: Simplify right side
    89,949.66x = 4,557,649,101.33
  5. Step 5: Solve for x
    x = 4,557,649,101.33/89,949.66
  6. Step 6: Final answer
    x = 50,668.89

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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.