Home / 205,180.26-308,311.65-110,480.46

Finding the Fourth Proportional to 205,180.26, 308,311.65 and 110,480.46

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Solution

The fourth proportional to 205,180.26, 308,311.65 and 110,480.46 is: 166,012.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,180.26 : 308,311.65 = 110,480.46 : x
  2. Step 2: Convert to fraction form
    205,180.26/308,311.65 = 110,480.46/x
  3. Step 3: Cross multiply
    205,180.26x = 308,311.65 × 110,480.46
  4. Step 4: Simplify right side
    205,180.26x = 34,062,412,915.36
  5. Step 5: Solve for x
    x = 34,062,412,915.36/205,180.26
  6. Step 6: Final answer
    x = 166,012.13

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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.