Home / 142,317.04-196,385.70-78,654.82

Finding the Fourth Proportional to 142,317.04, 196,385.70 and 78,654.82

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Solution

The fourth proportional to 142,317.04, 196,385.70 and 78,654.82 is: 108,537.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,317.04 : 196,385.70 = 78,654.82 : x
  2. Step 2: Convert to fraction form
    142,317.04/196,385.70 = 78,654.82/x
  3. Step 3: Cross multiply
    142,317.04x = 196,385.70 × 78,654.82
  4. Step 4: Simplify right side
    142,317.04x = 15,446,681,884.07
  5. Step 5: Solve for x
    x = 15,446,681,884.07/142,317.04
  6. Step 6: Final answer
    x = 108,537.12

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