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Finding the Fourth Proportional to 162,406.20, 243,609.30 and 92,422.20

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Solution

The fourth proportional to 162,406.20, 243,609.30 and 92,422.20 is: 138,633.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,406.20 : 243,609.30 = 92,422.20 : x
  2. Step 2: Convert to fraction form
    162,406.20/243,609.30 = 92,422.20/x
  3. Step 3: Cross multiply
    162,406.20x = 243,609.30 × 92,422.20
  4. Step 4: Simplify right side
    162,406.20x = 22,514,907,446.46
  5. Step 5: Solve for x
    x = 22,514,907,446.46/162,406.20
  6. Step 6: Final answer
    x = 138,633.30

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