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Finding the Fourth Proportional to 59,814.30, 89,855.10 and 49,972.80

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Solution

The fourth proportional to 59,814.30, 89,855.10 and 49,972.80 is: 75,070.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,814.30 : 89,855.10 = 49,972.80 : x
  2. Step 2: Convert to fraction form
    59,814.30/89,855.10 = 49,972.80/x
  3. Step 3: Cross multiply
    59,814.30x = 89,855.10 × 49,972.80
  4. Step 4: Simplify right side
    59,814.30x = 4,490,310,941.28
  5. Step 5: Solve for x
    x = 4,490,310,941.28/59,814.30
  6. Step 6: Final answer
    x = 75,070.86

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