Home / 222,945.13-307,663.45-132,375.54

Finding the Fourth Proportional to 222,945.13, 307,663.45 and 132,375.54

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Solution

The fourth proportional to 222,945.13, 307,663.45 and 132,375.54 is: 182,677.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,945.13 : 307,663.45 = 132,375.54 : x
  2. Step 2: Convert to fraction form
    222,945.13/307,663.45 = 132,375.54/x
  3. Step 3: Cross multiply
    222,945.13x = 307,663.45 × 132,375.54
  4. Step 4: Simplify right side
    222,945.13x = 40,727,115,332.01
  5. Step 5: Solve for x
    x = 40,727,115,332.01/222,945.13
  6. Step 6: Final answer
    x = 182,677.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.