Home / 66,453.75-99,709.99-34,856.26

Finding the Fourth Proportional to 66,453.75, 99,709.99 and 34,856.26

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Solution

The fourth proportional to 66,453.75, 99,709.99 and 34,856.26 is: 52,299.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,453.75 : 99,709.99 = 34,856.26 : x
  2. Step 2: Convert to fraction form
    66,453.75/99,709.99 = 34,856.26/x
  3. Step 3: Cross multiply
    66,453.75x = 99,709.99 × 34,856.26
  4. Step 4: Simplify right side
    66,453.75x = 3,475,516,999.62
  5. Step 5: Solve for x
    x = 3,475,516,999.62/66,453.75
  6. Step 6: Final answer
    x = 52,299.79

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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.