Home / 80,050.65-120,062.31-26,735.25

Finding the Fourth Proportional to 80,050.65, 120,062.31 and 26,735.25

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Solution

The fourth proportional to 80,050.65, 120,062.31 and 26,735.25 is: 40,098.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,050.65 : 120,062.31 = 26,735.25 : x
  2. Step 2: Convert to fraction form
    80,050.65/120,062.31 = 26,735.25/x
  3. Step 3: Cross multiply
    80,050.65x = 120,062.31 × 26,735.25
  4. Step 4: Simplify right side
    80,050.65x = 3,209,895,873.43
  5. Step 5: Solve for x
    x = 3,209,895,873.43/80,050.65
  6. Step 6: Final answer
    x = 40,098.31

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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.