Home / 220,519.33-304,307.49-125,032.48

Finding the Fourth Proportional to 220,519.33, 304,307.49 and 125,032.48

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Solution

The fourth proportional to 220,519.33, 304,307.49 and 125,032.48 is: 172,539.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,519.33 : 304,307.49 = 125,032.48 : x
  2. Step 2: Convert to fraction form
    220,519.33/304,307.49 = 125,032.48/x
  3. Step 3: Cross multiply
    220,519.33x = 304,307.49 × 125,032.48
  4. Step 4: Simplify right side
    220,519.33x = 38,048,320,157.28
  5. Step 5: Solve for x
    x = 38,048,320,157.28/220,519.33
  6. Step 6: Final answer
    x = 172,539.61

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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.