Home / 215,055.73-296,339.23-166,361.86

Finding the Fourth Proportional to 215,055.73, 296,339.23 and 166,361.86

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Solution

The fourth proportional to 215,055.73, 296,339.23 and 166,361.86 is: 229,240.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,055.73 : 296,339.23 = 166,361.86 : x
  2. Step 2: Convert to fraction form
    215,055.73/296,339.23 = 166,361.86/x
  3. Step 3: Cross multiply
    215,055.73x = 296,339.23 × 166,361.86
  4. Step 4: Simplify right side
    215,055.73x = 49,299,545,493.77
  5. Step 5: Solve for x
    x = 49,299,545,493.77/215,055.73
  6. Step 6: Final answer
    x = 229,240.79

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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.