Home / 211,789.88-292,296.36-121,133.27

Finding the Fourth Proportional to 211,789.88, 292,296.36 and 121,133.27

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Solution

The fourth proportional to 211,789.88, 292,296.36 and 121,133.27 is: 167,178.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,789.88 : 292,296.36 = 121,133.27 : x
  2. Step 2: Convert to fraction form
    211,789.88/292,296.36 = 121,133.27/x
  3. Step 3: Cross multiply
    211,789.88x = 292,296.36 × 121,133.27
  4. Step 4: Simplify right side
    211,789.88x = 35,406,813,895.90
  5. Step 5: Solve for x
    x = 35,406,813,895.90/211,789.88
  6. Step 6: Final answer
    x = 167,178.97

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