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Finding the Fourth Proportional to 162,655.60, 243,508.20 and 115,999.60

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Solution

The fourth proportional to 162,655.60, 243,508.20 and 115,999.60 is: 173,660.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,655.60 : 243,508.20 = 115,999.60 : x
  2. Step 2: Convert to fraction form
    162,655.60/243,508.20 = 115,999.60/x
  3. Step 3: Cross multiply
    162,655.60x = 243,508.20 × 115,999.60
  4. Step 4: Simplify right side
    162,655.60x = 28,246,853,796.72
  5. Step 5: Solve for x
    x = 28,246,853,796.72/162,655.60
  6. Step 6: Final answer
    x = 173,660.51

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