Home / 220,853.00-304,778.55-125,361.29

Finding the Fourth Proportional to 220,853.00, 304,778.55 and 125,361.29

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Solution

The fourth proportional to 220,853.00, 304,778.55 and 125,361.29 is: 172,999.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,853.00 : 304,778.55 = 125,361.29 : x
  2. Step 2: Convert to fraction form
    220,853.00/304,778.55 = 125,361.29/x
  3. Step 3: Cross multiply
    220,853.00x = 304,778.55 × 125,361.29
  4. Step 4: Simplify right side
    220,853.00x = 38,207,430,668.44
  5. Step 5: Solve for x
    x = 38,207,430,668.44/220,853.00
  6. Step 6: Final answer
    x = 172,999.38

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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.