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Finding the Fourth Proportional to 132,722.60, 183,194.82 and 87,433.64

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Solution

The fourth proportional to 132,722.60, 183,194.82 and 87,433.64 is: 120,683.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,722.60 : 183,194.82 = 87,433.64 : x
  2. Step 2: Convert to fraction form
    132,722.60/183,194.82 = 87,433.64/x
  3. Step 3: Cross multiply
    132,722.60x = 183,194.82 × 87,433.64
  4. Step 4: Simplify right side
    132,722.60x = 16,017,389,941.74
  5. Step 5: Solve for x
    x = 16,017,389,941.74/132,722.60
  6. Step 6: Final answer
    x = 120,683.21

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