Home / 148,732.70-222,451.05-133,051.10

Finding the Fourth Proportional to 148,732.70, 222,451.05 and 133,051.10

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Solution

The fourth proportional to 148,732.70, 222,451.05 and 133,051.10 is: 198,996.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,732.70 : 222,451.05 = 133,051.10 : x
  2. Step 2: Convert to fraction form
    148,732.70/222,451.05 = 133,051.10/x
  3. Step 3: Cross multiply
    148,732.70x = 222,451.05 × 133,051.10
  4. Step 4: Simplify right side
    148,732.70x = 29,597,356,898.66
  5. Step 5: Solve for x
    x = 29,597,356,898.66/148,732.70
  6. Step 6: Final answer
    x = 198,996.97

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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.