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Finding the Fourth Proportional to 125,158.92, 187,795.79 and 68,250.45

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Solution

The fourth proportional to 125,158.92, 187,795.79 and 68,250.45 is: 102,406.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,158.92 : 187,795.79 = 68,250.45 : x
  2. Step 2: Convert to fraction form
    125,158.92/187,795.79 = 68,250.45/x
  3. Step 3: Cross multiply
    125,158.92x = 187,795.79 × 68,250.45
  4. Step 4: Simplify right side
    125,158.92x = 12,817,146,834.35
  5. Step 5: Solve for x
    x = 12,817,146,834.35/125,158.92
  6. Step 6: Final answer
    x = 102,406.98

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