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Finding the Fourth Proportional to 87,523.55, 120,752.58 and 53,078.81

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Solution

The fourth proportional to 87,523.55, 120,752.58 and 53,078.81 is: 73,230.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,523.55 : 120,752.58 = 53,078.81 : x
  2. Step 2: Convert to fraction form
    87,523.55/120,752.58 = 53,078.81/x
  3. Step 3: Cross multiply
    87,523.55x = 120,752.58 × 53,078.81
  4. Step 4: Simplify right side
    87,523.55x = 6,409,402,647.07
  5. Step 5: Solve for x
    x = 6,409,402,647.07/87,523.55
  6. Step 6: Final answer
    x = 73,230.61

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