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Finding the Fourth Proportional to 188,505.68, 260,139.68 and 102,464.61

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Solution

The fourth proportional to 188,505.68, 260,139.68 and 102,464.61 is: 141,402.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,505.68 : 260,139.68 = 102,464.61 : x
  2. Step 2: Convert to fraction form
    188,505.68/260,139.68 = 102,464.61/x
  3. Step 3: Cross multiply
    188,505.68x = 260,139.68 × 102,464.61
  4. Step 4: Simplify right side
    188,505.68x = 26,655,110,856.72
  5. Step 5: Solve for x
    x = 26,655,110,856.72/188,505.68
  6. Step 6: Final answer
    x = 141,402.16

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