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Finding the Fourth Proportional to 222,912.52, 307,573.80 and 132,228.76

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Solution

The fourth proportional to 222,912.52, 307,573.80 and 132,228.76 is: 182,448.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,912.52 : 307,573.80 = 132,228.76 : x
  2. Step 2: Convert to fraction form
    222,912.52/307,573.80 = 132,228.76/x
  3. Step 3: Cross multiply
    222,912.52x = 307,573.80 × 132,228.76
  4. Step 4: Simplify right side
    222,912.52x = 40,670,102,182.49
  5. Step 5: Solve for x
    x = 40,670,102,182.49/222,912.52
  6. Step 6: Final answer
    x = 182,448.71

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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.