Home / 64,121.82-96,193.26-19,747.62

Finding the Fourth Proportional to 64,121.82, 96,193.26 and 19,747.62

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Solution

The fourth proportional to 64,121.82, 96,193.26 and 19,747.62 is: 29,624.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,121.82 : 96,193.26 = 19,747.62 : x
  2. Step 2: Convert to fraction form
    64,121.82/96,193.26 = 19,747.62/x
  3. Step 3: Cross multiply
    64,121.82x = 96,193.26 × 19,747.62
  4. Step 4: Simplify right side
    64,121.82x = 1,899,587,945.04
  5. Step 5: Solve for x
    x = 1,899,587,945.04/64,121.82
  6. Step 6: Final answer
    x = 29,624.67

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1.5x scale

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.