Home / 168,020.55-251,927.35-82,522.62

Finding the Fourth Proportional to 168,020.55, 251,927.35 and 82,522.62

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Solution

The fourth proportional to 168,020.55, 251,927.35 and 82,522.62 is: 123,733.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,020.55 : 251,927.35 = 82,522.62 : x
  2. Step 2: Convert to fraction form
    168,020.55/251,927.35 = 82,522.62/x
  3. Step 3: Cross multiply
    168,020.55x = 251,927.35 × 82,522.62
  4. Step 4: Simplify right side
    168,020.55x = 20,789,704,765.35
  5. Step 5: Solve for x
    x = 20,789,704,765.35/168,020.55
  6. Step 6: Final answer
    x = 123,733.11

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1.5x scale

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.