Home / 76,767.22-105,938.97-44,508.09

Finding the Fourth Proportional to 76,767.22, 105,938.97 and 44,508.09

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Solution

The fourth proportional to 76,767.22, 105,938.97 and 44,508.09 is: 61,421.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,767.22 : 105,938.97 = 44,508.09 : x
  2. Step 2: Convert to fraction form
    76,767.22/105,938.97 = 44,508.09/x
  3. Step 3: Cross multiply
    76,767.22x = 105,938.97 × 44,508.09
  4. Step 4: Simplify right side
    76,767.22x = 4,715,141,211.27
  5. Step 5: Solve for x
    x = 4,715,141,211.27/76,767.22
  6. Step 6: Final answer
    x = 61,421.29

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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.