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Finding the Fourth Proportional to 226,714.20, 340,071.30 and 77,123.40

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Solution

The fourth proportional to 226,714.20, 340,071.30 and 77,123.40 is: 115,685.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,714.20 : 340,071.30 = 77,123.40 : x
  2. Step 2: Convert to fraction form
    226,714.20/340,071.30 = 77,123.40/x
  3. Step 3: Cross multiply
    226,714.20x = 340,071.30 × 77,123.40
  4. Step 4: Simplify right side
    226,714.20x = 26,227,454,898.42
  5. Step 5: Solve for x
    x = 26,227,454,898.42/226,714.20
  6. Step 6: Final answer
    x = 115,685.10

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