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Finding the Fourth Proportional to 117,193.26, 161,726.85 and 63,478.74

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Solution

The fourth proportional to 117,193.26, 161,726.85 and 63,478.74 is: 87,600.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,193.26 : 161,726.85 = 63,478.74 : x
  2. Step 2: Convert to fraction form
    117,193.26/161,726.85 = 63,478.74/x
  3. Step 3: Cross multiply
    117,193.26x = 161,726.85 × 63,478.74
  4. Step 4: Simplify right side
    117,193.26x = 10,266,216,662.17
  5. Step 5: Solve for x
    x = 10,266,216,662.17/117,193.26
  6. Step 6: Final answer
    x = 87,600.74

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