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Finding the Fourth Proportional to 117,890.67, 162,689.16 and 64,176.11

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Solution

The fourth proportional to 117,890.67, 162,689.16 and 64,176.11 is: 88,563.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,890.67 : 162,689.16 = 64,176.11 : x
  2. Step 2: Convert to fraction form
    117,890.67/162,689.16 = 64,176.11/x
  3. Step 3: Cross multiply
    117,890.67x = 162,689.16 × 64,176.11
  4. Step 4: Simplify right side
    117,890.67x = 10,440,756,614.52
  5. Step 5: Solve for x
    x = 10,440,756,614.52/117,890.67
  6. Step 6: Final answer
    x = 88,563.04

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