Home / 66,272.70-91,456.73-36,058.25

Finding the Fourth Proportional to 66,272.70, 91,456.73 and 36,058.25

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Solution

The fourth proportional to 66,272.70, 91,456.73 and 36,058.25 is: 49,760.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,272.70 : 91,456.73 = 36,058.25 : x
  2. Step 2: Convert to fraction form
    66,272.70/91,456.73 = 36,058.25/x
  3. Step 3: Cross multiply
    66,272.70x = 91,456.73 × 36,058.25
  4. Step 4: Simplify right side
    66,272.70x = 3,297,769,634.52
  5. Step 5: Solve for x
    x = 3,297,769,634.52/66,272.70
  6. Step 6: Final answer
    x = 49,760.60

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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.