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Finding the Fourth Proportional to 48,679.67, 67,178.82 and 28,551.07

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Solution

The fourth proportional to 48,679.67, 67,178.82 and 28,551.07 is: 39,400.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,679.67 : 67,178.82 = 28,551.07 : x
  2. Step 2: Convert to fraction form
    48,679.67/67,178.82 = 28,551.07/x
  3. Step 3: Cross multiply
    48,679.67x = 67,178.82 × 28,551.07
  4. Step 4: Simplify right side
    48,679.67x = 1,918,027,192.34
  5. Step 5: Solve for x
    x = 1,918,027,192.34/48,679.67
  6. Step 6: Final answer
    x = 39,400.99

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