Home / 281,041.17-421,491.50-110,297.56

Finding the Fourth Proportional to 281,041.17, 421,491.50 and 110,297.56

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Solution

The fourth proportional to 281,041.17, 421,491.50 and 110,297.56 is: 165,418.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,041.17 : 421,491.50 = 110,297.56 : x
  2. Step 2: Convert to fraction form
    281,041.17/421,491.50 = 110,297.56/x
  3. Step 3: Cross multiply
    281,041.17x = 421,491.50 × 110,297.56
  4. Step 4: Simplify right side
    281,041.17x = 46,489,481,903.28
  5. Step 5: Solve for x
    x = 46,489,481,903.28/281,041.17
  6. Step 6: Final answer
    x = 165,418.76

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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.