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Finding the Fourth Proportional to 78,265.60, 117,191.04 and 41,251.84

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Solution

The fourth proportional to 78,265.60, 117,191.04 and 41,251.84 is: 61,768.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,265.60 : 117,191.04 = 41,251.84 : x
  2. Step 2: Convert to fraction form
    78,265.60/117,191.04 = 41,251.84/x
  3. Step 3: Cross multiply
    78,265.60x = 117,191.04 × 41,251.84
  4. Step 4: Simplify right side
    78,265.60x = 4,834,346,031.51
  5. Step 5: Solve for x
    x = 4,834,346,031.51/78,265.60
  6. Step 6: Final answer
    x = 61,768.47

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