Home / 143,339.27-197,814.89-79,678.13

Finding the Fourth Proportional to 143,339.27, 197,814.89 and 79,678.13

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Solution

The fourth proportional to 143,339.27, 197,814.89 and 79,678.13 is: 109,959.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,339.27 : 197,814.89 = 79,678.13 : x
  2. Step 2: Convert to fraction form
    143,339.27/197,814.89 = 79,678.13/x
  3. Step 3: Cross multiply
    143,339.27x = 197,814.89 × 79,678.13
  4. Step 4: Simplify right side
    143,339.27x = 15,761,519,731.48
  5. Step 5: Solve for x
    x = 15,761,519,731.48/143,339.27
  6. Step 6: Final answer
    x = 109,959.54

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