Home / 170,774.62-256,169.25-52,450.66

Finding the Fourth Proportional to 170,774.62, 256,169.25 and 52,450.66

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Solution

The fourth proportional to 170,774.62, 256,169.25 and 52,450.66 is: 78,678.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,774.62 : 256,169.25 = 52,450.66 : x
  2. Step 2: Convert to fraction form
    170,774.62/256,169.25 = 52,450.66/x
  3. Step 3: Cross multiply
    170,774.62x = 256,169.25 × 52,450.66
  4. Step 4: Simplify right side
    170,774.62x = 13,436,246,234.21
  5. Step 5: Solve for x
    x = 13,436,246,234.21/170,774.62
  6. Step 6: Final answer
    x = 78,678.24

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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.