Home / 66,035.82-91,107.27-37,721.46

Finding the Fourth Proportional to 66,035.82, 91,107.27 and 37,721.46

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Solution

The fourth proportional to 66,035.82, 91,107.27 and 37,721.46 is: 52,042.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,035.82 : 91,107.27 = 37,721.46 : x
  2. Step 2: Convert to fraction form
    66,035.82/91,107.27 = 37,721.46/x
  3. Step 3: Cross multiply
    66,035.82x = 91,107.27 × 37,721.46
  4. Step 4: Simplify right side
    66,035.82x = 3,436,699,241.01
  5. Step 5: Solve for x
    x = 3,436,699,241.01/66,035.82
  6. Step 6: Final answer
    x = 52,042.96

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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.