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Finding the Fourth Proportional to 117,832.48, 162,606.16 and 64,117.64

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Solution

The fourth proportional to 117,832.48, 162,606.16 and 64,117.64 is: 88,480.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,832.48 : 162,606.16 = 64,117.64 : x
  2. Step 2: Convert to fraction form
    117,832.48/162,606.16 = 64,117.64/x
  3. Step 3: Cross multiply
    117,832.48x = 162,606.16 × 64,117.64
  4. Step 4: Simplify right side
    117,832.48x = 10,425,923,715.32
  5. Step 5: Solve for x
    x = 10,425,923,715.32/117,832.48
  6. Step 6: Final answer
    x = 88,480.90

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