Home / 148,723.70-222,437.55-133,042.10

Finding the Fourth Proportional to 148,723.70, 222,437.55 and 133,042.10

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Solution

The fourth proportional to 148,723.70, 222,437.55 and 133,042.10 is: 198,983.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,723.70 : 222,437.55 = 133,042.10 : x
  2. Step 2: Convert to fraction form
    148,723.70/222,437.55 = 133,042.10/x
  3. Step 3: Cross multiply
    148,723.70x = 222,437.55 × 133,042.10
  4. Step 4: Simplify right side
    148,723.70x = 29,593,558,770.86
  5. Step 5: Solve for x
    x = 29,593,558,770.86/148,723.70
  6. Step 6: Final answer
    x = 198,983.48

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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.