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Finding the Fourth Proportional to 376,863.92, 565,383.33 and 124,135.35

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Solution

The fourth proportional to 376,863.92, 565,383.33 and 124,135.35 is: 186,231.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,863.92 : 565,383.33 = 124,135.35 : x
  2. Step 2: Convert to fraction form
    376,863.92/565,383.33 = 124,135.35/x
  3. Step 3: Cross multiply
    376,863.92x = 565,383.33 × 124,135.35
  4. Step 4: Simplify right side
    376,863.92x = 70,184,057,243.38
  5. Step 5: Solve for x
    x = 70,184,057,243.38/376,863.92
  6. Step 6: Final answer
    x = 186,231.83

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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.