Home / 66,652.20-99,980.10-29,193

Finding the Fourth Proportional to 66,652.20, 99,980.10 and 29,193

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Solution

The fourth proportional to 66,652.20, 99,980.10 and 29,193 is: 43,790.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,652.20 : 99,980.10 = 29,193 : x
  2. Step 2: Convert to fraction form
    66,652.20/99,980.10 = 29,193/x
  3. Step 3: Cross multiply
    66,652.20x = 99,980.10 × 29,193
  4. Step 4: Simplify right side
    66,652.20x = 2,918,719,059.30
  5. Step 5: Solve for x
    x = 2,918,719,059.30/66,652.20
  6. Step 6: Final answer
    x = 43,790.29

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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.