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Finding the Fourth Proportional to 80,207.46, 110,694.54 and 46,217.22

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Solution

The fourth proportional to 80,207.46, 110,694.54 and 46,217.22 is: 63,784.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,207.46 : 110,694.54 = 46,217.22 : x
  2. Step 2: Convert to fraction form
    80,207.46/110,694.54 = 46,217.22/x
  3. Step 3: Cross multiply
    80,207.46x = 110,694.54 × 46,217.22
  4. Step 4: Simplify right side
    80,207.46x = 5,115,993,907.98
  5. Step 5: Solve for x
    x = 5,115,993,907.98/80,207.46
  6. Step 6: Final answer
    x = 63,784.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.