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Finding the Fourth Proportional to 249,670.76, 374,450.70 and 72,138.92

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Solution

The fourth proportional to 249,670.76, 374,450.70 and 72,138.92 is: 108,192.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,670.76 : 374,450.70 = 72,138.92 : x
  2. Step 2: Convert to fraction form
    249,670.76/374,450.70 = 72,138.92/x
  3. Step 3: Cross multiply
    249,670.76x = 374,450.70 × 72,138.92
  4. Step 4: Simplify right side
    249,670.76x = 27,012,469,091.24
  5. Step 5: Solve for x
    x = 27,012,469,091.24/249,670.76
  6. Step 6: Final answer
    x = 108,192.36

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