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Finding the Fourth Proportional to 221,368.82, 305,476.53 and 125,898.74

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Solution

The fourth proportional to 221,368.82, 305,476.53 and 125,898.74 is: 173,733.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,368.82 : 305,476.53 = 125,898.74 : x
  2. Step 2: Convert to fraction form
    221,368.82/305,476.53 = 125,898.74/x
  3. Step 3: Cross multiply
    221,368.82x = 305,476.53 × 125,898.74
  4. Step 4: Simplify right side
    221,368.82x = 38,459,110,226.57
  5. Step 5: Solve for x
    x = 38,459,110,226.57/221,368.82
  6. Step 6: Final answer
    x = 173,733.19

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