Home / 258,183.48-356,394.78-162,672.42

Finding the Fourth Proportional to 258,183.48, 356,394.78 and 162,672.42

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Solution

The fourth proportional to 258,183.48, 356,394.78 and 162,672.42 is: 224,551.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,183.48 : 356,394.78 = 162,672.42 : x
  2. Step 2: Convert to fraction form
    258,183.48/356,394.78 = 162,672.42/x
  3. Step 3: Cross multiply
    258,183.48x = 356,394.78 × 162,672.42
  4. Step 4: Simplify right side
    258,183.48x = 57,975,601,337.97
  5. Step 5: Solve for x
    x = 57,975,601,337.97/258,183.48
  6. Step 6: Final answer
    x = 224,551.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.