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Finding the Fourth Proportional to 87,295.59, 120,478.20 and 49,055.22

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Solution

The fourth proportional to 87,295.59, 120,478.20 and 49,055.22 is: 67,701.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,295.59 : 120,478.20 = 49,055.22 : x
  2. Step 2: Convert to fraction form
    87,295.59/120,478.20 = 49,055.22/x
  3. Step 3: Cross multiply
    87,295.59x = 120,478.20 × 49,055.22
  4. Step 4: Simplify right side
    87,295.59x = 5,910,084,606.20
  5. Step 5: Solve for x
    x = 5,910,084,606.20/87,295.59
  6. Step 6: Final answer
    x = 67,701.98

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