Home / 75,821.67-113,749.11-23,235.26

Finding the Fourth Proportional to 75,821.67, 113,749.11 and 23,235.26

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Solution

The fourth proportional to 75,821.67, 113,749.11 and 23,235.26 is: 34,857.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,821.67 : 113,749.11 = 23,235.26 : x
  2. Step 2: Convert to fraction form
    75,821.67/113,749.11 = 23,235.26/x
  3. Step 3: Cross multiply
    75,821.67x = 113,749.11 × 23,235.26
  4. Step 4: Simplify right side
    75,821.67x = 2,642,989,576.87
  5. Step 5: Solve for x
    x = 2,642,989,576.87/75,821.67
  6. Step 6: Final answer
    x = 34,857.97

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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.