Home / 221,053.15-331,302.44-94,544.92

Finding the Fourth Proportional to 221,053.15, 331,302.44 and 94,544.92

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Solution

The fourth proportional to 221,053.15, 331,302.44 and 94,544.92 is: 141,698.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,053.15 : 331,302.44 = 94,544.92 : x
  2. Step 2: Convert to fraction form
    221,053.15/331,302.44 = 94,544.92/x
  3. Step 3: Cross multiply
    221,053.15x = 331,302.44 × 94,544.92
  4. Step 4: Simplify right side
    221,053.15x = 31,322,961,029.09
  5. Step 5: Solve for x
    x = 31,322,961,029.09/221,053.15
  6. Step 6: Final answer
    x = 141,698.78

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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.