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Finding the Fourth Proportional to 187,880.16, 259,271.28 and 102,997.92

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Solution

The fourth proportional to 187,880.16, 259,271.28 and 102,997.92 is: 142,135.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,880.16 : 259,271.28 = 102,997.92 : x
  2. Step 2: Convert to fraction form
    187,880.16/259,271.28 = 102,997.92/x
  3. Step 3: Cross multiply
    187,880.16x = 259,271.28 × 102,997.92
  4. Step 4: Simplify right side
    187,880.16x = 26,704,402,555.74
  5. Step 5: Solve for x
    x = 26,704,402,555.74/187,880.16
  6. Step 6: Final answer
    x = 142,135.30

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