Home / 138,816.12-208,224.75-38,977.14

Finding the Fourth Proportional to 138,816.12, 208,224.75 and 38,977.14

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Solution

The fourth proportional to 138,816.12, 208,224.75 and 38,977.14 is: 58,465.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,816.12 : 208,224.75 = 38,977.14 : x
  2. Step 2: Convert to fraction form
    138,816.12/208,224.75 = 38,977.14/x
  3. Step 3: Cross multiply
    138,816.12x = 208,224.75 × 38,977.14
  4. Step 4: Simplify right side
    138,816.12x = 8,116,005,232.22
  5. Step 5: Solve for x
    x = 8,116,005,232.22/138,816.12
  6. Step 6: Final answer
    x = 58,465.87

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