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Finding the Fourth Proportional to 132,302.80, 198,259.80 and 53,279.20

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Solution

The fourth proportional to 132,302.80, 198,259.80 and 53,279.20 is: 79,840.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,302.80 : 198,259.80 = 53,279.20 : x
  2. Step 2: Convert to fraction form
    132,302.80/198,259.80 = 53,279.20/x
  3. Step 3: Cross multiply
    132,302.80x = 198,259.80 × 53,279.20
  4. Step 4: Simplify right side
    132,302.80x = 10,563,123,536.16
  5. Step 5: Solve for x
    x = 10,563,123,536.16/132,302.80
  6. Step 6: Final answer
    x = 79,840.51

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