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Finding the Fourth Proportional to 317,377.31, 476,096.64 and 92,732.61

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Solution

The fourth proportional to 317,377.31, 476,096.64 and 92,732.61 is: 139,107.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,377.31 : 476,096.64 = 92,732.61 : x
  2. Step 2: Convert to fraction form
    317,377.31/476,096.64 = 92,732.61/x
  3. Step 3: Cross multiply
    317,377.31x = 476,096.64 × 92,732.61
  4. Step 4: Simplify right side
    317,377.31x = 44,149,685,477.05
  5. Step 5: Solve for x
    x = 44,149,685,477.05/317,377.31
  6. Step 6: Final answer
    x = 139,107.88

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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.