Home / 51,381.44-77,019.63-29,147.85

Finding the Fourth Proportional to 51,381.44, 77,019.63 and 29,147.85

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Solution

The fourth proportional to 51,381.44, 77,019.63 and 29,147.85 is: 43,691.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,381.44 : 77,019.63 = 29,147.85 : x
  2. Step 2: Convert to fraction form
    51,381.44/77,019.63 = 29,147.85/x
  3. Step 3: Cross multiply
    51,381.44x = 77,019.63 × 29,147.85
  4. Step 4: Simplify right side
    51,381.44x = 2,244,956,512.99
  5. Step 5: Solve for x
    x = 2,244,956,512.99/51,381.44
  6. Step 6: Final answer
    x = 43,691.97

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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.