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Finding the Fourth Proportional to 125,243.16, 187,864.60 and 30,472.76

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Solution

The fourth proportional to 125,243.16, 187,864.60 and 30,472.76 is: 45,709.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,243.16 : 187,864.60 = 30,472.76 : x
  2. Step 2: Convert to fraction form
    125,243.16/187,864.60 = 30,472.76/x
  3. Step 3: Cross multiply
    125,243.16x = 187,864.60 × 30,472.76
  4. Step 4: Simplify right side
    125,243.16x = 5,724,752,868.30
  5. Step 5: Solve for x
    x = 5,724,752,868.30/125,243.16
  6. Step 6: Final answer
    x = 45,709.11

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