Home / 220,540.47-304,379.82-125,026.89

Finding the Fourth Proportional to 220,540.47, 304,379.82 and 125,026.89

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Solution

The fourth proportional to 220,540.47, 304,379.82 and 125,026.89 is: 172,556.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,540.47 : 304,379.82 = 125,026.89 : x
  2. Step 2: Convert to fraction form
    220,540.47/304,379.82 = 125,026.89/x
  3. Step 3: Cross multiply
    220,540.47x = 304,379.82 × 125,026.89
  4. Step 4: Simplify right side
    220,540.47x = 38,055,662,273.36
  5. Step 5: Solve for x
    x = 38,055,662,273.36/220,540.47
  6. Step 6: Final answer
    x = 172,556.37

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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.