Home / 215,317.22-296,829.80-151,456.82

Finding the Fourth Proportional to 215,317.22, 296,829.80 and 151,456.82

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Solution

The fourth proportional to 215,317.22, 296,829.80 and 151,456.82 is: 208,793.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,317.22 : 296,829.80 = 151,456.82 : x
  2. Step 2: Convert to fraction form
    215,317.22/296,829.80 = 151,456.82/x
  3. Step 3: Cross multiply
    215,317.22x = 296,829.80 × 151,456.82
  4. Step 4: Simplify right side
    215,317.22x = 44,956,897,589.24
  5. Step 5: Solve for x
    x = 44,956,897,589.24/215,317.22
  6. Step 6: Final answer
    x = 208,793.79

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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.