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Finding the Fourth Proportional to 112,882.67, 155,770.85 and 61,894.79

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Solution

The fourth proportional to 112,882.67, 155,770.85 and 61,894.79 is: 85,410.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,882.67 : 155,770.85 = 61,894.79 : x
  2. Step 2: Convert to fraction form
    112,882.67/155,770.85 = 61,894.79/x
  3. Step 3: Cross multiply
    112,882.67x = 155,770.85 × 61,894.79
  4. Step 4: Simplify right side
    112,882.67x = 9,641,403,424.75
  5. Step 5: Solve for x
    x = 9,641,403,424.75/112,882.67
  6. Step 6: Final answer
    x = 85,410.84

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