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Finding the Fourth Proportional to 146,416.72, 202,053.62 and 81,885.24

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Solution

The fourth proportional to 146,416.72, 202,053.62 and 81,885.24 is: 113,000.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,416.72 : 202,053.62 = 81,885.24 : x
  2. Step 2: Convert to fraction form
    146,416.72/202,053.62 = 81,885.24/x
  3. Step 3: Cross multiply
    146,416.72x = 202,053.62 × 81,885.24
  4. Step 4: Simplify right side
    146,416.72x = 16,545,209,166.57
  5. Step 5: Solve for x
    x = 16,545,209,166.57/146,416.72
  6. Step 6: Final answer
    x = 113,000.82

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