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Finding the Fourth Proportional to 317,181.34, 475,772.82 and 106,966.90

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Solution

The fourth proportional to 317,181.34, 475,772.82 and 106,966.90 is: 160,450.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,181.34 : 475,772.82 = 106,966.90 : x
  2. Step 2: Convert to fraction form
    317,181.34/475,772.82 = 106,966.90/x
  3. Step 3: Cross multiply
    317,181.34x = 475,772.82 × 106,966.90
  4. Step 4: Simplify right side
    317,181.34x = 50,891,943,659.66
  5. Step 5: Solve for x
    x = 50,891,943,659.66/317,181.34
  6. Step 6: Final answer
    x = 160,450.62

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1.5x scale

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.