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Finding the Fourth Proportional to 117,638.92, 162,341.36 and 63,924.12

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Solution

The fourth proportional to 117,638.92, 162,341.36 and 63,924.12 is: 88,215.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,638.92 : 162,341.36 = 63,924.12 : x
  2. Step 2: Convert to fraction form
    117,638.92/162,341.36 = 63,924.12/x
  3. Step 3: Cross multiply
    117,638.92x = 162,341.36 × 63,924.12
  4. Step 4: Simplify right side
    117,638.92x = 10,377,528,577.60
  5. Step 5: Solve for x
    x = 10,377,528,577.60/117,638.92
  6. Step 6: Final answer
    x = 88,215.10

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