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Finding the Fourth Proportional to 162,669.33, 224,481.47 and 91,049.33

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Solution

The fourth proportional to 162,669.33, 224,481.47 and 91,049.33 is: 125,646.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,669.33 : 224,481.47 = 91,049.33 : x
  2. Step 2: Convert to fraction form
    162,669.33/224,481.47 = 91,049.33/x
  3. Step 3: Cross multiply
    162,669.33x = 224,481.47 × 91,049.33
  4. Step 4: Simplify right side
    162,669.33x = 20,438,888,229.74
  5. Step 5: Solve for x
    x = 20,438,888,229.74/162,669.33
  6. Step 6: Final answer
    x = 125,646.85

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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.