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Finding the Fourth Proportional to 219,736.40, 329,750.40 and 124,966.40

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Solution

The fourth proportional to 219,736.40, 329,750.40 and 124,966.40 is: 187,532.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,736.40 : 329,750.40 = 124,966.40 : x
  2. Step 2: Convert to fraction form
    219,736.40/329,750.40 = 124,966.40/x
  3. Step 3: Cross multiply
    219,736.40x = 329,750.40 × 124,966.40
  4. Step 4: Simplify right side
    219,736.40x = 41,207,720,386.56
  5. Step 5: Solve for x
    x = 41,207,720,386.56/219,736.40
  6. Step 6: Final answer
    x = 187,532.52

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