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Finding the Fourth Proportional to 97,781.62, 134,927.47 and 54,755.13

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Solution

The fourth proportional to 97,781.62, 134,927.47 and 54,755.13 is: 75,555.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,781.62 : 134,927.47 = 54,755.13 : x
  2. Step 2: Convert to fraction form
    97,781.62/134,927.47 = 54,755.13/x
  3. Step 3: Cross multiply
    97,781.62x = 134,927.47 × 54,755.13
  4. Step 4: Simplify right side
    97,781.62x = 7,387,971,160.42
  5. Step 5: Solve for x
    x = 7,387,971,160.42/97,781.62
  6. Step 6: Final answer
    x = 75,555.83

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