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Finding the Fourth Proportional to 220,858.76, 304,790.10 and 125,356.52

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Solution

The fourth proportional to 220,858.76, 304,790.10 and 125,356.52 is: 172,994.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,858.76 : 304,790.10 = 125,356.52 : x
  2. Step 2: Convert to fraction form
    220,858.76/304,790.10 = 125,356.52/x
  3. Step 3: Cross multiply
    220,858.76x = 304,790.10 × 125,356.52
  4. Step 4: Simplify right side
    220,858.76x = 38,207,426,266.45
  5. Step 5: Solve for x
    x = 38,207,426,266.45/220,858.76
  6. Step 6: Final answer
    x = 172,994.84

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