Home / 246,861.43-340,572.33-143,478.45

Finding the Fourth Proportional to 246,861.43, 340,572.33 and 143,478.45

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Solution

The fourth proportional to 246,861.43, 340,572.33 and 143,478.45 is: 197,944.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,861.43 : 340,572.33 = 143,478.45 : x
  2. Step 2: Convert to fraction form
    246,861.43/340,572.33 = 143,478.45/x
  3. Step 3: Cross multiply
    246,861.43x = 340,572.33 × 143,478.45
  4. Step 4: Simplify right side
    246,861.43x = 48,864,787,601.03
  5. Step 5: Solve for x
    x = 48,864,787,601.03/246,861.43
  6. Step 6: Final answer
    x = 197,944.20

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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.