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Finding the Fourth Proportional to 120,798.48, 166,507.92 and 82,024.16

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Solution

The fourth proportional to 120,798.48, 166,507.92 and 82,024.16 is: 113,061.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,798.48 : 166,507.92 = 82,024.16 : x
  2. Step 2: Convert to fraction form
    120,798.48/166,507.92 = 82,024.16/x
  3. Step 3: Cross multiply
    120,798.48x = 166,507.92 × 82,024.16
  4. Step 4: Simplify right side
    120,798.48x = 13,657,672,271.35
  5. Step 5: Solve for x
    x = 13,657,672,271.35/120,798.48
  6. Step 6: Final answer
    x = 113,061.62

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