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Finding the Fourth Proportional to 376,044.72, 564,119.90 and 109,824.72

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Solution

The fourth proportional to 376,044.72, 564,119.90 and 109,824.72 is: 164,752.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,044.72 : 564,119.90 = 109,824.72 : x
  2. Step 2: Convert to fraction form
    376,044.72/564,119.90 = 109,824.72/x
  3. Step 3: Cross multiply
    376,044.72x = 564,119.90 × 109,824.72
  4. Step 4: Simplify right side
    376,044.72x = 61,954,310,063.93
  5. Step 5: Solve for x
    x = 61,954,310,063.93/376,044.72
  6. Step 6: Final answer
    x = 164,752.51

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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.