Home / 270,402.48-373,183.07-155,685.42

Finding the Fourth Proportional to 270,402.48, 373,183.07 and 155,685.42

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Solution

The fourth proportional to 270,402.48, 373,183.07 and 155,685.42 is: 214,861.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,402.48 : 373,183.07 = 155,685.42 : x
  2. Step 2: Convert to fraction form
    270,402.48/373,183.07 = 155,685.42/x
  3. Step 3: Cross multiply
    270,402.48x = 373,183.07 × 155,685.42
  4. Step 4: Simplify right side
    270,402.48x = 58,099,162,211.41
  5. Step 5: Solve for x
    x = 58,099,162,211.41/270,402.48
  6. Step 6: Final answer
    x = 214,861.79

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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.