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Finding the Fourth Proportional to 102,154.24, 152,903.64 and 54,650.51

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Solution

The fourth proportional to 102,154.24, 152,903.64 and 54,650.51 is: 81,800.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,154.24 : 152,903.64 = 54,650.51 : x
  2. Step 2: Convert to fraction form
    102,154.24/152,903.64 = 54,650.51/x
  3. Step 3: Cross multiply
    102,154.24x = 152,903.64 × 54,650.51
  4. Step 4: Simplify right side
    102,154.24x = 8,356,261,906.86
  5. Step 5: Solve for x
    x = 8,356,261,906.86/102,154.24
  6. Step 6: Final answer
    x = 81,800.44

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