Home / 221,675.48-332,559.95-71,904.12

Finding the Fourth Proportional to 221,675.48, 332,559.95 and 71,904.12

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Solution

The fourth proportional to 221,675.48, 332,559.95 and 71,904.12 is: 107,871.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,675.48 : 332,559.95 = 71,904.12 : x
  2. Step 2: Convert to fraction form
    221,675.48/332,559.95 = 71,904.12/x
  3. Step 3: Cross multiply
    221,675.48x = 332,559.95 × 71,904.12
  4. Step 4: Simplify right side
    221,675.48x = 23,912,430,192.47
  5. Step 5: Solve for x
    x = 23,912,430,192.47/221,675.48
  6. Step 6: Final answer
    x = 107,871.34

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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.