Home / 69,872.24-104,776.20-22,478.58

Finding the Fourth Proportional to 69,872.24, 104,776.20 and 22,478.58

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Solution

The fourth proportional to 69,872.24, 104,776.20 and 22,478.58 is: 33,707.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,872.24 : 104,776.20 = 22,478.58 : x
  2. Step 2: Convert to fraction form
    69,872.24/104,776.20 = 22,478.58/x
  3. Step 3: Cross multiply
    69,872.24x = 104,776.20 × 22,478.58
  4. Step 4: Simplify right side
    69,872.24x = 2,355,220,193.80
  5. Step 5: Solve for x
    x = 2,355,220,193.80/69,872.24
  6. Step 6: Final answer
    x = 33,707.52

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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.