Home / 250,022.85-344,945.75-142,515.33

Finding the Fourth Proportional to 250,022.85, 344,945.75 and 142,515.33

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Solution

The fourth proportional to 250,022.85, 344,945.75 and 142,515.33 is: 196,622.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,022.85 : 344,945.75 = 142,515.33 : x
  2. Step 2: Convert to fraction form
    250,022.85/344,945.75 = 142,515.33/x
  3. Step 3: Cross multiply
    250,022.85x = 344,945.75 × 142,515.33
  4. Step 4: Simplify right side
    250,022.85x = 49,160,056,680.77
  5. Step 5: Solve for x
    x = 49,160,056,680.77/250,022.85
  6. Step 6: Final answer
    x = 196,622.26

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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.