Home / 70,144.82-105,226.75-22,744.45

Finding the Fourth Proportional to 70,144.82, 105,226.75 and 22,744.45

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Solution

The fourth proportional to 70,144.82, 105,226.75 and 22,744.45 is: 34,119.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,144.82 : 105,226.75 = 22,744.45 : x
  2. Step 2: Convert to fraction form
    70,144.82/105,226.75 = 22,744.45/x
  3. Step 3: Cross multiply
    70,144.82x = 105,226.75 × 22,744.45
  4. Step 4: Simplify right side
    70,144.82x = 2,393,324,714.00
  5. Step 5: Solve for x
    x = 2,393,324,714.00/70,144.82
  6. Step 6: Final answer
    x = 34,119.76

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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.