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Finding the Fourth Proportional to 104,398.39, 144,070.17 and 56,651.74

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Solution

The fourth proportional to 104,398.39, 144,070.17 and 56,651.74 is: 78,179.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,398.39 : 144,070.17 = 56,651.74 : x
  2. Step 2: Convert to fraction form
    104,398.39/144,070.17 = 56,651.74/x
  3. Step 3: Cross multiply
    104,398.39x = 144,070.17 × 56,651.74
  4. Step 4: Simplify right side
    104,398.39x = 8,161,825,239.98
  5. Step 5: Solve for x
    x = 8,161,825,239.98/104,398.39
  6. Step 6: Final answer
    x = 78,179.61

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