Home / 219,490.92-329,231.72-101,162.26

Finding the Fourth Proportional to 219,490.92, 329,231.72 and 101,162.26

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Solution

The fourth proportional to 219,490.92, 329,231.72 and 101,162.26 is: 151,741.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,490.92 : 329,231.72 = 101,162.26 : x
  2. Step 2: Convert to fraction form
    219,490.92/329,231.72 = 101,162.26/x
  3. Step 3: Cross multiply
    219,490.92x = 329,231.72 × 101,162.26
  4. Step 4: Simplify right side
    219,490.92x = 33,305,824,858.89
  5. Step 5: Solve for x
    x = 33,305,824,858.89/219,490.92
  6. Step 6: Final answer
    x = 151,741.24

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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.