Home / 73,175.32-109,779.38-30,481.44

Finding the Fourth Proportional to 73,175.32, 109,779.38 and 30,481.44

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Solution

The fourth proportional to 73,175.32, 109,779.38 and 30,481.44 is: 45,728.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,175.32 : 109,779.38 = 30,481.44 : x
  2. Step 2: Convert to fraction form
    73,175.32/109,779.38 = 30,481.44/x
  3. Step 3: Cross multiply
    73,175.32x = 109,779.38 × 30,481.44
  4. Step 4: Simplify right side
    73,175.32x = 3,346,233,584.71
  5. Step 5: Solve for x
    x = 3,346,233,584.71/73,175.32
  6. Step 6: Final answer
    x = 45,728.99

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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.