Home / 228,815.58-343,219.68-71,044.18

Finding the Fourth Proportional to 228,815.58, 343,219.68 and 71,044.18

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Solution

The fourth proportional to 228,815.58, 343,219.68 and 71,044.18 is: 106,565.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,815.58 : 343,219.68 = 71,044.18 : x
  2. Step 2: Convert to fraction form
    228,815.58/343,219.68 = 71,044.18/x
  3. Step 3: Cross multiply
    228,815.58x = 343,219.68 × 71,044.18
  4. Step 4: Simplify right side
    228,815.58x = 24,383,760,725.46
  5. Step 5: Solve for x
    x = 24,383,760,725.46/228,815.58
  6. Step 6: Final answer
    x = 106,565.13

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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.