Home / 76,799.91-105,982.05-44,540.29

Finding the Fourth Proportional to 76,799.91, 105,982.05 and 44,540.29

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Solution

The fourth proportional to 76,799.91, 105,982.05 and 44,540.29 is: 61,464.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,799.91 : 105,982.05 = 44,540.29 : x
  2. Step 2: Convert to fraction form
    76,799.91/105,982.05 = 44,540.29/x
  3. Step 3: Cross multiply
    76,799.91x = 105,982.05 × 44,540.29
  4. Step 4: Simplify right side
    76,799.91x = 4,720,471,241.79
  5. Step 5: Solve for x
    x = 4,720,471,241.79/76,799.91
  6. Step 6: Final answer
    x = 61,464.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.