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Finding the Fourth Proportional to 187,203.91, 258,337.59 and 102,321.58

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Solution

The fourth proportional to 187,203.91, 258,337.59 and 102,321.58 is: 141,201.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,203.91 : 258,337.59 = 102,321.58 : x
  2. Step 2: Convert to fraction form
    187,203.91/258,337.59 = 102,321.58/x
  3. Step 3: Cross multiply
    187,203.91x = 258,337.59 × 102,321.58
  4. Step 4: Simplify right side
    187,203.91x = 26,433,510,382.19
  5. Step 5: Solve for x
    x = 26,433,510,382.19/187,203.91
  6. Step 6: Final answer
    x = 141,201.70

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