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Finding the Fourth Proportional to 141,813.16, 212,850.98 and 71,741.68

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Solution

The fourth proportional to 141,813.16, 212,850.98 and 71,741.68 is: 107,678.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,813.16 : 212,850.98 = 71,741.68 : x
  2. Step 2: Convert to fraction form
    141,813.16/212,850.98 = 71,741.68/x
  3. Step 3: Cross multiply
    141,813.16x = 212,850.98 × 71,741.68
  4. Step 4: Simplify right side
    141,813.16x = 15,270,286,894.85
  5. Step 5: Solve for x
    x = 15,270,286,894.85/141,813.16
  6. Step 6: Final answer
    x = 107,678.91

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