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Finding the Fourth Proportional to 376,731.38, 565,101.46 and 110,497.21

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Solution

The fourth proportional to 376,731.38, 565,101.46 and 110,497.21 is: 165,747.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,731.38 : 565,101.46 = 110,497.21 : x
  2. Step 2: Convert to fraction form
    376,731.38/565,101.46 = 110,497.21/x
  3. Step 3: Cross multiply
    376,731.38x = 565,101.46 × 110,497.21
  4. Step 4: Simplify right side
    376,731.38x = 62,442,134,696.93
  5. Step 5: Solve for x
    x = 62,442,134,696.93/376,731.38
  6. Step 6: Final answer
    x = 165,747.10

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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.