Home / 64,362.24-96,519.68-22,231.60

Finding the Fourth Proportional to 64,362.24, 96,519.68 and 22,231.60

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Solution

The fourth proportional to 64,362.24, 96,519.68 and 22,231.60 is: 33,339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,362.24 : 96,519.68 = 22,231.60 : x
  2. Step 2: Convert to fraction form
    64,362.24/96,519.68 = 22,231.60/x
  3. Step 3: Cross multiply
    64,362.24x = 96,519.68 × 22,231.60
  4. Step 4: Simplify right side
    64,362.24x = 2,145,786,917.89
  5. Step 5: Solve for x
    x = 2,145,786,917.89/64,362.24
  6. Step 6: Final answer
    x = 33,339.22

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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.