Home / 75,514.32-113,272.41-32,809.86

Finding the Fourth Proportional to 75,514.32, 113,272.41 and 32,809.86

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Solution

The fourth proportional to 75,514.32, 113,272.41 and 32,809.86 is: 49,215.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,514.32 : 113,272.41 = 32,809.86 : x
  2. Step 2: Convert to fraction form
    75,514.32/113,272.41 = 32,809.86/x
  3. Step 3: Cross multiply
    75,514.32x = 113,272.41 × 32,809.86
  4. Step 4: Simplify right side
    75,514.32x = 3,716,451,913.96
  5. Step 5: Solve for x
    x = 3,716,451,913.96/75,514.32
  6. Step 6: Final answer
    x = 49,215.19

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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.