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Finding the Fourth Proportional to 53,363.61, 73,644.63 and 30,706.05

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Solution

The fourth proportional to 53,363.61, 73,644.63 and 30,706.05 is: 42,375.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,363.61 : 73,644.63 = 30,706.05 : x
  2. Step 2: Convert to fraction form
    53,363.61/73,644.63 = 30,706.05/x
  3. Step 3: Cross multiply
    53,363.61x = 73,644.63 × 30,706.05
  4. Step 4: Simplify right side
    53,363.61x = 2,261,335,691.01
  5. Step 5: Solve for x
    x = 2,261,335,691.01/53,363.61
  6. Step 6: Final answer
    x = 42,375.99

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