Home / 142,964.39-197,314.48-79,322.69

Finding the Fourth Proportional to 142,964.39, 197,314.48 and 79,322.69

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Solution

The fourth proportional to 142,964.39, 197,314.48 and 79,322.69 is: 109,478.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,964.39 : 197,314.48 = 79,322.69 : x
  2. Step 2: Convert to fraction form
    142,964.39/197,314.48 = 79,322.69/x
  3. Step 3: Cross multiply
    142,964.39x = 197,314.48 × 79,322.69
  4. Step 4: Simplify right side
    142,964.39x = 15,651,515,921.99
  5. Step 5: Solve for x
    x = 15,651,515,921.99/142,964.39
  6. Step 6: Final answer
    x = 109,478.42

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