Home / 212,067.96-317,672.28-98,053.73

Finding the Fourth Proportional to 212,067.96, 317,672.28 and 98,053.73

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Solution

The fourth proportional to 212,067.96, 317,672.28 and 98,053.73 is: 146,881.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,067.96 : 317,672.28 = 98,053.73 : x
  2. Step 2: Convert to fraction form
    212,067.96/317,672.28 = 98,053.73/x
  3. Step 3: Cross multiply
    212,067.96x = 317,672.28 × 98,053.73
  4. Step 4: Simplify right side
    212,067.96x = 31,148,951,481.34
  5. Step 5: Solve for x
    x = 31,148,951,481.34/212,067.96
  6. Step 6: Final answer
    x = 146,881.93

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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.