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Finding the Fourth Proportional to 71,006.32, 106,494.90 and 33,550.48

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Solution

The fourth proportional to 71,006.32, 106,494.90 and 33,550.48 is: 50,318.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,006.32 : 106,494.90 = 33,550.48 : x
  2. Step 2: Convert to fraction form
    71,006.32/106,494.90 = 33,550.48/x
  3. Step 3: Cross multiply
    71,006.32x = 106,494.90 × 33,550.48
  4. Step 4: Simplify right side
    71,006.32x = 3,572,955,012.55
  5. Step 5: Solve for x
    x = 3,572,955,012.55/71,006.32
  6. Step 6: Final answer
    x = 50,318.83

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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.