Home / 104,310.12-156,463.56-41,979

Finding the Fourth Proportional to 104,310.12, 156,463.56 and 41,979

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Solution

The fourth proportional to 104,310.12, 156,463.56 and 41,979 is: 62,967.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,310.12 : 156,463.56 = 41,979 : x
  2. Step 2: Convert to fraction form
    104,310.12/156,463.56 = 41,979/x
  3. Step 3: Cross multiply
    104,310.12x = 156,463.56 × 41,979
  4. Step 4: Simplify right side
    104,310.12x = 6,568,183,785.24
  5. Step 5: Solve for x
    x = 6,568,183,785.24/104,310.12
  6. Step 6: Final answer
    x = 62,967.85

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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.