Home / 74,335.82-111,474.68-26,939.66

Finding the Fourth Proportional to 74,335.82, 111,474.68 and 26,939.66

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Solution

The fourth proportional to 74,335.82, 111,474.68 and 26,939.66 is: 40,398.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,335.82 : 111,474.68 = 26,939.66 : x
  2. Step 2: Convert to fraction form
    74,335.82/111,474.68 = 26,939.66/x
  3. Step 3: Cross multiply
    74,335.82x = 111,474.68 × 26,939.66
  4. Step 4: Simplify right side
    74,335.82x = 3,003,089,977.81
  5. Step 5: Solve for x
    x = 3,003,089,977.81/74,335.82
  6. Step 6: Final answer
    x = 40,398.96

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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.