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Finding the Fourth Proportional to 78,366.84, 117,520.17 and 38,361.14

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Solution

The fourth proportional to 78,366.84, 117,520.17 and 38,361.14 is: 57,526.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,366.84 : 117,520.17 = 38,361.14 : x
  2. Step 2: Convert to fraction form
    78,366.84/117,520.17 = 38,361.14/x
  3. Step 3: Cross multiply
    78,366.84x = 117,520.17 × 38,361.14
  4. Step 4: Simplify right side
    78,366.84x = 4,508,207,694.19
  5. Step 5: Solve for x
    x = 4,508,207,694.19/78,366.84
  6. Step 6: Final answer
    x = 57,526.98

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