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Finding the Fourth Proportional to 47,575.80, 71,473.10 and 33,568.11

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Solution

The fourth proportional to 47,575.80, 71,473.10 and 33,568.11 is: 50,429.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,575.80 : 71,473.10 = 33,568.11 : x
  2. Step 2: Convert to fraction form
    47,575.80/71,473.10 = 33,568.11/x
  3. Step 3: Cross multiply
    47,575.80x = 71,473.10 × 33,568.11
  4. Step 4: Simplify right side
    47,575.80x = 2,399,216,715.00
  5. Step 5: Solve for x
    x = 2,399,216,715.00/47,575.80
  6. Step 6: Final answer
    x = 50,429.35

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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.