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Finding the Fourth Proportional to 75,682.52, 113,549.70 and 28,948.76

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Solution

The fourth proportional to 75,682.52, 113,549.70 and 28,948.76 is: 43,433.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,682.52 : 113,549.70 = 28,948.76 : x
  2. Step 2: Convert to fraction form
    75,682.52/113,549.70 = 28,948.76/x
  3. Step 3: Cross multiply
    75,682.52x = 113,549.70 × 28,948.76
  4. Step 4: Simplify right side
    75,682.52x = 3,287,123,013.37
  5. Step 5: Solve for x
    x = 3,287,123,013.37/75,682.52
  6. Step 6: Final answer
    x = 43,433.05

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