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Finding the Fourth Proportional to 73,139.10, 109,705.01 and 25,756.53

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Solution

The fourth proportional to 73,139.10, 109,705.01 and 25,756.53 is: 38,633.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,139.10 : 109,705.01 = 25,756.53 : x
  2. Step 2: Convert to fraction form
    73,139.10/109,705.01 = 25,756.53/x
  3. Step 3: Cross multiply
    73,139.10x = 109,705.01 × 25,756.53
  4. Step 4: Simplify right side
    73,139.10x = 2,825,620,252.43
  5. Step 5: Solve for x
    x = 2,825,620,252.43/73,139.10
  6. Step 6: Final answer
    x = 38,633.51

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