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Finding the Fourth Proportional to 206,457.34, 309,716.79 and 73,326.43

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Solution

The fourth proportional to 206,457.34, 309,716.79 and 73,326.43 is: 110,000.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,457.34 : 309,716.79 = 73,326.43 : x
  2. Step 2: Convert to fraction form
    206,457.34/309,716.79 = 73,326.43/x
  3. Step 3: Cross multiply
    206,457.34x = 309,716.79 × 73,326.43
  4. Step 4: Simplify right side
    206,457.34x = 22,710,426,521.76
  5. Step 5: Solve for x
    x = 22,710,426,521.76/206,457.34
  6. Step 6: Final answer
    x = 110,000.58

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