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Finding the Fourth Proportional to 219,489.92, 329,230.22 and 101,161.26

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Solution

The fourth proportional to 219,489.92, 329,230.22 and 101,161.26 is: 151,739.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,489.92 : 329,230.22 = 101,161.26 : x
  2. Step 2: Convert to fraction form
    219,489.92/329,230.22 = 101,161.26/x
  3. Step 3: Cross multiply
    219,489.92x = 329,230.22 × 101,161.26
  4. Step 4: Simplify right side
    219,489.92x = 33,305,343,885.28
  5. Step 5: Solve for x
    x = 33,305,343,885.28/219,489.92
  6. Step 6: Final answer
    x = 151,739.74

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1.5x scale

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.