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Finding the Fourth Proportional to 125,215.08, 172,796.47 and 67,855.98

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Solution

The fourth proportional to 125,215.08, 172,796.47 and 67,855.98 is: 93,641.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,215.08 : 172,796.47 = 67,855.98 : x
  2. Step 2: Convert to fraction form
    125,215.08/172,796.47 = 67,855.98/x
  3. Step 3: Cross multiply
    125,215.08x = 172,796.47 × 67,855.98
  4. Step 4: Simplify right side
    125,215.08x = 11,725,273,812.39
  5. Step 5: Solve for x
    x = 11,725,273,812.39/125,215.08
  6. Step 6: Final answer
    x = 93,641.07

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