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Finding the Fourth Proportional to 202,167.60, 278,985.24 and 112,743.60

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Solution

The fourth proportional to 202,167.60, 278,985.24 and 112,743.60 is: 155,582.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,167.60 : 278,985.24 = 112,743.60 : x
  2. Step 2: Convert to fraction form
    202,167.60/278,985.24 = 112,743.60/x
  3. Step 3: Cross multiply
    202,167.60x = 278,985.24 × 112,743.60
  4. Step 4: Simplify right side
    202,167.60x = 31,453,800,304.46
  5. Step 5: Solve for x
    x = 31,453,800,304.46/202,167.60
  6. Step 6: Final answer
    x = 155,582.80

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