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Finding the Fourth Proportional to 124,007.40, 186,471.90 and 103,732.20

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Solution

The fourth proportional to 124,007.40, 186,471.90 and 103,732.20 is: 155,983.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,007.40 : 186,471.90 = 103,732.20 : x
  2. Step 2: Convert to fraction form
    124,007.40/186,471.90 = 103,732.20/x
  3. Step 3: Cross multiply
    124,007.40x = 186,471.90 × 103,732.20
  4. Step 4: Simplify right side
    124,007.40x = 19,343,140,425.18
  5. Step 5: Solve for x
    x = 19,343,140,425.18/124,007.40
  6. Step 6: Final answer
    x = 155,983.76

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