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Finding the Fourth Proportional to 148,006.70, 221,827.80 and 100,621.70

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Solution

The fourth proportional to 148,006.70, 221,827.80 and 100,621.70 is: 150,808.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,006.70 : 221,827.80 = 100,621.70 : x
  2. Step 2: Convert to fraction form
    148,006.70/221,827.80 = 100,621.70/x
  3. Step 3: Cross multiply
    148,006.70x = 221,827.80 × 100,621.70
  4. Step 4: Simplify right side
    148,006.70x = 22,320,690,343.26
  5. Step 5: Solve for x
    x = 22,320,690,343.26/148,006.70
  6. Step 6: Final answer
    x = 150,808.65

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