Home / 204,124.25-305,531.26-109,116.86

Finding the Fourth Proportional to 204,124.25, 305,531.26 and 109,116.86

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Solution

The fourth proportional to 204,124.25, 305,531.26 and 109,116.86 is: 163,325.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,124.25 : 305,531.26 = 109,116.86 : x
  2. Step 2: Convert to fraction form
    204,124.25/305,531.26 = 109,116.86/x
  3. Step 3: Cross multiply
    204,124.25x = 305,531.26 × 109,116.86
  4. Step 4: Simplify right side
    204,124.25x = 33,338,609,922.60
  5. Step 5: Solve for x
    x = 33,338,609,922.60/204,124.25
  6. Step 6: Final answer
    x = 163,325.08

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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.