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Finding the Fourth Proportional to 87,475.55, 120,699.33 and 49,230.01

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Solution

The fourth proportional to 87,475.55, 120,699.33 and 49,230.01 is: 67,927.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,475.55 : 120,699.33 = 49,230.01 : x
  2. Step 2: Convert to fraction form
    87,475.55/120,699.33 = 49,230.01/x
  3. Step 3: Cross multiply
    87,475.55x = 120,699.33 × 49,230.01
  4. Step 4: Simplify right side
    87,475.55x = 5,942,028,619.40
  5. Step 5: Solve for x
    x = 5,942,028,619.40/87,475.55
  6. Step 6: Final answer
    x = 67,927.88

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