Home / 253,766.42-380,234.33-153,623.08

Finding the Fourth Proportional to 253,766.42, 380,234.33 and 153,623.08

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Solution

The fourth proportional to 253,766.42, 380,234.33 and 153,623.08 is: 230,183.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,766.42 : 380,234.33 = 153,623.08 : x
  2. Step 2: Convert to fraction form
    253,766.42/380,234.33 = 153,623.08/x
  3. Step 3: Cross multiply
    253,766.42x = 380,234.33 × 153,623.08
  4. Step 4: Simplify right side
    253,766.42x = 58,412,768,747.54
  5. Step 5: Solve for x
    x = 58,412,768,747.54/253,766.42
  6. Step 6: Final answer
    x = 230,183.21

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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.