Home / 47,355.20-71,109.60-34,299.20

Finding the Fourth Proportional to 47,355.20, 71,109.60 and 34,299.20

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Solution

The fourth proportional to 47,355.20, 71,109.60 and 34,299.20 is: 51,504.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,355.20 : 71,109.60 = 34,299.20 : x
  2. Step 2: Convert to fraction form
    47,355.20/71,109.60 = 34,299.20/x
  3. Step 3: Cross multiply
    47,355.20x = 71,109.60 × 34,299.20
  4. Step 4: Simplify right side
    47,355.20x = 2,439,002,392.32
  5. Step 5: Solve for x
    x = 2,439,002,392.32/47,355.20
  6. Step 6: Final answer
    x = 51,504.43

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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.