Home / 109,131.20-163,610.40-59,883.20

Finding the Fourth Proportional to 109,131.20, 163,610.40 and 59,883.20

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Solution

The fourth proportional to 109,131.20, 163,610.40 and 59,883.20 is: 89,777.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,131.20 : 163,610.40 = 59,883.20 : x
  2. Step 2: Convert to fraction form
    109,131.20/163,610.40 = 59,883.20/x
  3. Step 3: Cross multiply
    109,131.20x = 163,610.40 × 59,883.20
  4. Step 4: Simplify right side
    109,131.20x = 9,797,514,305.28
  5. Step 5: Solve for x
    x = 9,797,514,305.28/109,131.20
  6. Step 6: Final answer
    x = 89,777.39

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