Home / 66,272.39-91,456.26-36,058.98

Finding the Fourth Proportional to 66,272.39, 91,456.26 and 36,058.98

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Solution

The fourth proportional to 66,272.39, 91,456.26 and 36,058.98 is: 49,761.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,272.39 : 91,456.26 = 36,058.98 : x
  2. Step 2: Convert to fraction form
    66,272.39/91,456.26 = 36,058.98/x
  3. Step 3: Cross multiply
    66,272.39x = 91,456.26 × 36,058.98
  4. Step 4: Simplify right side
    66,272.39x = 3,297,819,450.21
  5. Step 5: Solve for x
    x = 3,297,819,450.21/66,272.39
  6. Step 6: Final answer
    x = 49,761.59

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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.