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Finding the Fourth Proportional to 117,490.82, 162,132.93 and 63,774.68

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Solution

The fourth proportional to 117,490.82, 162,132.93 and 63,774.68 is: 88,006.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,490.82 : 162,132.93 = 63,774.68 : x
  2. Step 2: Convert to fraction form
    117,490.82/162,132.93 = 63,774.68/x
  3. Step 3: Cross multiply
    117,490.82x = 162,132.93 × 63,774.68
  4. Step 4: Simplify right side
    117,490.82x = 10,339,974,917.55
  5. Step 5: Solve for x
    x = 10,339,974,917.55/117,490.82
  6. Step 6: Final answer
    x = 88,006.67

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