Home / 83,724.90-115,542.44-47,926.45

Finding the Fourth Proportional to 83,724.90, 115,542.44 and 47,926.45

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Solution

The fourth proportional to 83,724.90, 115,542.44 and 47,926.45 is: 66,139.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,724.90 : 115,542.44 = 47,926.45 : x
  2. Step 2: Convert to fraction form
    83,724.90/115,542.44 = 47,926.45/x
  3. Step 3: Cross multiply
    83,724.90x = 115,542.44 × 47,926.45
  4. Step 4: Simplify right side
    83,724.90x = 5,537,538,733.91
  5. Step 5: Solve for x
    x = 5,537,538,733.91/83,724.90
  6. Step 6: Final answer
    x = 66,139.69

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