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Finding the Fourth Proportional to 120,013.60, 179,851.36 and 91,824.52

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Solution

The fourth proportional to 120,013.60, 179,851.36 and 91,824.52 is: 137,607.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,013.60 : 179,851.36 = 91,824.52 : x
  2. Step 2: Convert to fraction form
    120,013.60/179,851.36 = 91,824.52/x
  3. Step 3: Cross multiply
    120,013.60x = 179,851.36 × 91,824.52
  4. Step 4: Simplify right side
    120,013.60x = 16,514,764,803.35
  5. Step 5: Solve for x
    x = 16,514,764,803.35/120,013.60
  6. Step 6: Final answer
    x = 137,607.44

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