Home / 45,475.23-68,199.89-17,766.75

Finding the Fourth Proportional to 45,475.23, 68,199.89 and 17,766.75

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Solution

The fourth proportional to 45,475.23, 68,199.89 and 17,766.75 is: 26,645.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,475.23 : 68,199.89 = 17,766.75 : x
  2. Step 2: Convert to fraction form
    45,475.23/68,199.89 = 17,766.75/x
  3. Step 3: Cross multiply
    45,475.23x = 68,199.89 × 17,766.75
  4. Step 4: Simplify right side
    45,475.23x = 1,211,690,306.82
  5. Step 5: Solve for x
    x = 1,211,690,306.82/45,475.23
  6. Step 6: Final answer
    x = 26,645.06

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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.