Home / 221,834.18-332,714.82-79,650.02

Finding the Fourth Proportional to 221,834.18, 332,714.82 and 79,650.02

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Solution

The fourth proportional to 221,834.18, 332,714.82 and 79,650.02 is: 119,461.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,834.18 : 332,714.82 = 79,650.02 : x
  2. Step 2: Convert to fraction form
    221,834.18/332,714.82 = 79,650.02/x
  3. Step 3: Cross multiply
    221,834.18x = 332,714.82 × 79,650.02
  4. Step 4: Simplify right side
    221,834.18x = 26,500,742,067.30
  5. Step 5: Solve for x
    x = 26,500,742,067.30/221,834.18
  6. Step 6: Final answer
    x = 119,461.94

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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.