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Finding the Fourth Proportional to 61,792.53, 85,191.23 and 49,087.89

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Solution

The fourth proportional to 61,792.53, 85,191.23 and 49,087.89 is: 67,675.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,792.53 : 85,191.23 = 49,087.89 : x
  2. Step 2: Convert to fraction form
    61,792.53/85,191.23 = 49,087.89/x
  3. Step 3: Cross multiply
    61,792.53x = 85,191.23 × 49,087.89
  4. Step 4: Simplify right side
    61,792.53x = 4,181,857,055.81
  5. Step 5: Solve for x
    x = 4,181,857,055.81/61,792.53
  6. Step 6: Final answer
    x = 67,675.77

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