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Finding the Fourth Proportional to 187,091.00, 280,461.53 and 68,730.56

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Solution

The fourth proportional to 187,091.00, 280,461.53 and 68,730.56 is: 103,031.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,091.00 : 280,461.53 = 68,730.56 : x
  2. Step 2: Convert to fraction form
    187,091.00/280,461.53 = 68,730.56/x
  3. Step 3: Cross multiply
    187,091.00x = 280,461.53 × 68,730.56
  4. Step 4: Simplify right side
    187,091.00x = 19,276,276,269.40
  5. Step 5: Solve for x
    x = 19,276,276,269.40/187,091.00
  6. Step 6: Final answer
    x = 103,031.56

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