Home / 231,400.92-346,705.14-126,293.64

Finding the Fourth Proportional to 231,400.92, 346,705.14 and 126,293.64

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Solution

The fourth proportional to 231,400.92, 346,705.14 and 126,293.64 is: 189,224.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,400.92 : 346,705.14 = 126,293.64 : x
  2. Step 2: Convert to fraction form
    231,400.92/346,705.14 = 126,293.64/x
  3. Step 3: Cross multiply
    231,400.92x = 346,705.14 × 126,293.64
  4. Step 4: Simplify right side
    231,400.92x = 43,786,654,137.31
  5. Step 5: Solve for x
    x = 43,786,654,137.31/231,400.92
  6. Step 6: Final answer
    x = 189,224.20

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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.