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Finding the Fourth Proportional to 225,337.97, 310,948.02 and 128,541.35

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Solution

The fourth proportional to 225,337.97, 310,948.02 and 128,541.35 is: 177,376.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,337.97 : 310,948.02 = 128,541.35 : x
  2. Step 2: Convert to fraction form
    225,337.97/310,948.02 = 128,541.35/x
  3. Step 3: Cross multiply
    225,337.97x = 310,948.02 × 128,541.35
  4. Step 4: Simplify right side
    225,337.97x = 39,969,679,048.00
  5. Step 5: Solve for x
    x = 39,969,679,048.00/225,337.97
  6. Step 6: Final answer
    x = 177,376.58

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