Home / 221,669.37-332,550.82-71,898.03

Finding the Fourth Proportional to 221,669.37, 332,550.82 and 71,898.03

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Solution

The fourth proportional to 221,669.37, 332,550.82 and 71,898.03 is: 107,862.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,669.37 : 332,550.82 = 71,898.03 : x
  2. Step 2: Convert to fraction form
    221,669.37/332,550.82 = 71,898.03/x
  3. Step 3: Cross multiply
    221,669.37x = 332,550.82 × 71,898.03
  4. Step 4: Simplify right side
    221,669.37x = 23,909,748,518.33
  5. Step 5: Solve for x
    x = 23,909,748,518.33/221,669.37
  6. Step 6: Final answer
    x = 107,862.21

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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.