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Finding the Fourth Proportional to 47,794.20, 71,705.70 and 33,970.20

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Solution

The fourth proportional to 47,794.20, 71,705.70 and 33,970.20 is: 50,965.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,794.20 : 71,705.70 = 33,970.20 : x
  2. Step 2: Convert to fraction form
    47,794.20/71,705.70 = 33,970.20/x
  3. Step 3: Cross multiply
    47,794.20x = 71,705.70 × 33,970.20
  4. Step 4: Simplify right side
    47,794.20x = 2,435,856,970.14
  5. Step 5: Solve for x
    x = 2,435,856,970.14/47,794.20
  6. Step 6: Final answer
    x = 50,965.53

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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.