Home / 64,213.05-96,329.87-19,829.37

Finding the Fourth Proportional to 64,213.05, 96,329.87 and 19,829.37

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Solution

The fourth proportional to 64,213.05, 96,329.87 and 19,829.37 is: 29,747.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,213.05 : 96,329.87 = 19,829.37 : x
  2. Step 2: Convert to fraction form
    64,213.05/96,329.87 = 19,829.37/x
  3. Step 3: Cross multiply
    64,213.05x = 96,329.87 × 19,829.37
  4. Step 4: Simplify right side
    64,213.05x = 1,910,160,535.14
  5. Step 5: Solve for x
    x = 1,910,160,535.14/64,213.05
  6. Step 6: Final answer
    x = 29,747.23

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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.