Home / 219,334.46-329,001.67-119,578.54

Finding the Fourth Proportional to 219,334.46, 329,001.67 and 119,578.54

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Solution

The fourth proportional to 219,334.46, 329,001.67 and 119,578.54 is: 179,367.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,334.46 : 329,001.67 = 119,578.54 : x
  2. Step 2: Convert to fraction form
    219,334.46/329,001.67 = 119,578.54/x
  3. Step 3: Cross multiply
    219,334.46x = 329,001.67 × 119,578.54
  4. Step 4: Simplify right side
    219,334.46x = 39,341,538,683.13
  5. Step 5: Solve for x
    x = 39,341,538,683.13/219,334.46
  6. Step 6: Final answer
    x = 179,367.80

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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.