Home / 89,731.24-134,620.22-33,575.75

Finding the Fourth Proportional to 89,731.24, 134,620.22 and 33,575.75

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Solution

The fourth proportional to 89,731.24, 134,620.22 and 33,575.75 is: 50,372.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,731.24 : 134,620.22 = 33,575.75 : x
  2. Step 2: Convert to fraction form
    89,731.24/134,620.22 = 33,575.75/x
  3. Step 3: Cross multiply
    89,731.24x = 134,620.22 × 33,575.75
  4. Step 4: Simplify right side
    89,731.24x = 4,519,974,247.29
  5. Step 5: Solve for x
    x = 4,519,974,247.29/89,731.24
  6. Step 6: Final answer
    x = 50,372.36

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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.