Home / 220,290.03-304,015.28-124,797.51

Finding the Fourth Proportional to 220,290.03, 304,015.28 and 124,797.51

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Solution

The fourth proportional to 220,290.03, 304,015.28 and 124,797.51 is: 172,229.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,290.03 : 304,015.28 = 124,797.51 : x
  2. Step 2: Convert to fraction form
    220,290.03/304,015.28 = 124,797.51/x
  3. Step 3: Cross multiply
    220,290.03x = 304,015.28 × 124,797.51
  4. Step 4: Simplify right side
    220,290.03x = 37,940,349,321.97
  5. Step 5: Solve for x
    x = 37,940,349,321.97/220,290.03
  6. Step 6: Final answer
    x = 172,229.08

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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.