Home / 142,772.22-197,026.83-79,111.08

Finding the Fourth Proportional to 142,772.22, 197,026.83 and 79,111.08

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Solution

The fourth proportional to 142,772.22, 197,026.83 and 79,111.08 is: 109,173.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,772.22 : 197,026.83 = 79,111.08 : x
  2. Step 2: Convert to fraction form
    142,772.22/197,026.83 = 79,111.08/x
  3. Step 3: Cross multiply
    142,772.22x = 197,026.83 × 79,111.08
  4. Step 4: Simplify right side
    142,772.22x = 15,587,005,310.28
  5. Step 5: Solve for x
    x = 15,587,005,310.28/142,772.22
  6. Step 6: Final answer
    x = 109,173.94

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