Home / 199,063.28-274,701.82-108,417.26

Finding the Fourth Proportional to 199,063.28, 274,701.82 and 108,417.26

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Solution

The fourth proportional to 199,063.28, 274,701.82 and 108,417.26 is: 149,612.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,063.28 : 274,701.82 = 108,417.26 : x
  2. Step 2: Convert to fraction form
    199,063.28/274,701.82 = 108,417.26/x
  3. Step 3: Cross multiply
    199,063.28x = 274,701.82 × 108,417.26
  4. Step 4: Simplify right side
    199,063.28x = 29,782,418,641.41
  5. Step 5: Solve for x
    x = 29,782,418,641.41/199,063.28
  6. Step 6: Final answer
    x = 149,612.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.