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Finding the Fourth Proportional to 69,665.46, 104,454.44 and 45,947.44

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Solution

The fourth proportional to 69,665.46, 104,454.44 and 45,947.44 is: 68,892.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,665.46 : 104,454.44 = 45,947.44 : x
  2. Step 2: Convert to fraction form
    69,665.46/104,454.44 = 45,947.44/x
  3. Step 3: Cross multiply
    69,665.46x = 104,454.44 × 45,947.44
  4. Step 4: Simplify right side
    69,665.46x = 4,799,414,114.63
  5. Step 5: Solve for x
    x = 4,799,414,114.63/69,665.46
  6. Step 6: Final answer
    x = 68,892.30

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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.