Home / 66,326.22-91,529.62-36,111.47

Finding the Fourth Proportional to 66,326.22, 91,529.62 and 36,111.47

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Solution

The fourth proportional to 66,326.22, 91,529.62 and 36,111.47 is: 49,833.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,326.22 : 91,529.62 = 36,111.47 : x
  2. Step 2: Convert to fraction form
    66,326.22/91,529.62 = 36,111.47/x
  3. Step 3: Cross multiply
    66,326.22x = 91,529.62 × 36,111.47
  4. Step 4: Simplify right side
    66,326.22x = 3,305,269,126.74
  5. Step 5: Solve for x
    x = 3,305,269,126.74/66,326.22
  6. Step 6: Final answer
    x = 49,833.52

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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.