Home / 219,744.24-329,649.26-79,535.67

Finding the Fourth Proportional to 219,744.24, 329,649.26 and 79,535.67

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Solution

The fourth proportional to 219,744.24, 329,649.26 and 79,535.67 is: 119,315.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,744.24 : 329,649.26 = 79,535.67 : x
  2. Step 2: Convert to fraction form
    219,744.24/329,649.26 = 79,535.67/x
  3. Step 3: Cross multiply
    219,744.24x = 329,649.26 × 79,535.67
  4. Step 4: Simplify right side
    219,744.24x = 26,218,874,361.43
  5. Step 5: Solve for x
    x = 26,218,874,361.43/219,744.24
  6. Step 6: Final answer
    x = 119,315.41

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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.