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Finding the Fourth Proportional to 73,606.89, 110,412.15 and 26,859.75

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Solution

The fourth proportional to 73,606.89, 110,412.15 and 26,859.75 is: 40,290.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,606.89 : 110,412.15 = 26,859.75 : x
  2. Step 2: Convert to fraction form
    73,606.89/110,412.15 = 26,859.75/x
  3. Step 3: Cross multiply
    73,606.89x = 110,412.15 × 26,859.75
  4. Step 4: Simplify right side
    73,606.89x = 2,965,642,745.96
  5. Step 5: Solve for x
    x = 2,965,642,745.96/73,606.89
  6. Step 6: Final answer
    x = 40,290.29

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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.