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Finding the Fourth Proportional to 219,713.40, 329,715.90 and 124,943.40

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Solution

The fourth proportional to 219,713.40, 329,715.90 and 124,943.40 is: 187,498.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,713.40 : 329,715.90 = 124,943.40 : x
  2. Step 2: Convert to fraction form
    219,713.40/329,715.90 = 124,943.40/x
  3. Step 3: Cross multiply
    219,713.40x = 329,715.90 × 124,943.40
  4. Step 4: Simplify right side
    219,713.40x = 41,195,825,580.06
  5. Step 5: Solve for x
    x = 41,195,825,580.06/219,713.40
  6. Step 6: Final answer
    x = 187,498.01

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