Home / 89,674.24-134,512.44-30,511.12

Finding the Fourth Proportional to 89,674.24, 134,512.44 and 30,511.12

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Solution

The fourth proportional to 89,674.24, 134,512.44 and 30,511.12 is: 45,767.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,674.24 : 134,512.44 = 30,511.12 : x
  2. Step 2: Convert to fraction form
    89,674.24/134,512.44 = 30,511.12/x
  3. Step 3: Cross multiply
    89,674.24x = 134,512.44 × 30,511.12
  4. Step 4: Simplify right side
    89,674.24x = 4,104,125,198.33
  5. Step 5: Solve for x
    x = 4,104,125,198.33/89,674.24
  6. Step 6: Final answer
    x = 45,767.05

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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.