Home / 57,730.20-86,595.30-29,736.60

Finding the Fourth Proportional to 57,730.20, 86,595.30 and 29,736.60

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Solution

The fourth proportional to 57,730.20, 86,595.30 and 29,736.60 is: 44,604.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,730.20 : 86,595.30 = 29,736.60 : x
  2. Step 2: Convert to fraction form
    57,730.20/86,595.30 = 29,736.60/x
  3. Step 3: Cross multiply
    57,730.20x = 86,595.30 × 29,736.60
  4. Step 4: Simplify right side
    57,730.20x = 2,575,049,797.98
  5. Step 5: Solve for x
    x = 2,575,049,797.98/57,730.20
  6. Step 6: Final answer
    x = 44,604.90

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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.