Home / 219,688.24-303,179.88-124,198.96

Finding the Fourth Proportional to 219,688.24, 303,179.88 and 124,198.96

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Solution

The fourth proportional to 219,688.24, 303,179.88 and 124,198.96 is: 171,400.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,688.24 : 303,179.88 = 124,198.96 : x
  2. Step 2: Convert to fraction form
    219,688.24/303,179.88 = 124,198.96/x
  3. Step 3: Cross multiply
    219,688.24x = 303,179.88 × 124,198.96
  4. Step 4: Simplify right side
    219,688.24x = 37,654,625,788.92
  5. Step 5: Solve for x
    x = 37,654,625,788.92/219,688.24
  6. Step 6: Final answer
    x = 171,400.28

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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.