Home / 250,016.97-345,024.33-135,295.60

Finding the Fourth Proportional to 250,016.97, 345,024.33 and 135,295.60

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Solution

The fourth proportional to 250,016.97, 345,024.33 and 135,295.60 is: 186,708.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,016.97 : 345,024.33 = 135,295.60 : x
  2. Step 2: Convert to fraction form
    250,016.97/345,024.33 = 135,295.60/x
  3. Step 3: Cross multiply
    250,016.97x = 345,024.33 × 135,295.60
  4. Step 4: Simplify right side
    250,016.97x = 46,680,273,741.95
  5. Step 5: Solve for x
    x = 46,680,273,741.95/250,016.97
  6. Step 6: Final answer
    x = 186,708.42

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1.5x scale

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.