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Finding the Fourth Proportional to 148,912, 223,368 and 38,104

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Solution

The fourth proportional to 148,912, 223,368 and 38,104 is: 57,156

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,912 : 223,368 = 38,104 : x
  2. Step 2: Convert to fraction form
    148,912/223,368 = 38,104/x
  3. Step 3: Cross multiply
    148,912x = 223,368 × 38,104
  4. Step 4: Simplify right side
    148,912x = 8,511,214,272
  5. Step 5: Solve for x
    x = 8,511,214,272/148,912
  6. Step 6: Final answer
    x = 57,156

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