Home / 66,027.65-98,889.60-54,217.85

Finding the Fourth Proportional to 66,027.65, 98,889.60 and 54,217.85

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Solution

The fourth proportional to 66,027.65, 98,889.60 and 54,217.85 is: 81,202.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,027.65 : 98,889.60 = 54,217.85 : x
  2. Step 2: Convert to fraction form
    66,027.65/98,889.60 = 54,217.85/x
  3. Step 3: Cross multiply
    66,027.65x = 98,889.60 × 54,217.85
  4. Step 4: Simplify right side
    66,027.65x = 5,361,581,499.36
  5. Step 5: Solve for x
    x = 5,361,581,499.36/66,027.65
  6. Step 6: Final answer
    x = 81,202.06

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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.