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Finding the Fourth Proportional to 230,705.90, 346,056.77 and 72,934.40

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Solution

The fourth proportional to 230,705.90, 346,056.77 and 72,934.40 is: 109,400.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,705.90 : 346,056.77 = 72,934.40 : x
  2. Step 2: Convert to fraction form
    230,705.90/346,056.77 = 72,934.40/x
  3. Step 3: Cross multiply
    230,705.90x = 346,056.77 × 72,934.40
  4. Step 4: Simplify right side
    230,705.90x = 25,239,442,885.89
  5. Step 5: Solve for x
    x = 25,239,442,885.89/230,705.90
  6. Step 6: Final answer
    x = 109,400.94

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