Home / 66,054.22-91,151.94-37,761.73

Finding the Fourth Proportional to 66,054.22, 91,151.94 and 37,761.73

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Solution

The fourth proportional to 66,054.22, 91,151.94 and 37,761.73 is: 52,109.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,054.22 : 91,151.94 = 37,761.73 : x
  2. Step 2: Convert to fraction form
    66,054.22/91,151.94 = 37,761.73/x
  3. Step 3: Cross multiply
    66,054.22x = 91,151.94 × 37,761.73
  4. Step 4: Simplify right side
    66,054.22x = 3,442,054,947.26
  5. Step 5: Solve for x
    x = 3,442,054,947.26/66,054.22
  6. Step 6: Final answer
    x = 52,109.54

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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.