Home / 148,748.20-222,474.30-133,066.60

Finding the Fourth Proportional to 148,748.20, 222,474.30 and 133,066.60

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Solution

The fourth proportional to 148,748.20, 222,474.30 and 133,066.60 is: 199,020.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,748.20 : 222,474.30 = 133,066.60 : x
  2. Step 2: Convert to fraction form
    148,748.20/222,474.30 = 133,066.60/x
  3. Step 3: Cross multiply
    148,748.20x = 222,474.30 × 133,066.60
  4. Step 4: Simplify right side
    148,748.20x = 29,603,898,688.38
  5. Step 5: Solve for x
    x = 29,603,898,688.38/148,748.20
  6. Step 6: Final answer
    x = 199,020.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.