Home / 220,965.03-304,933.82-125,473.86

Finding the Fourth Proportional to 220,965.03, 304,933.82 and 125,473.86

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Solution

The fourth proportional to 220,965.03, 304,933.82 and 125,473.86 is: 173,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,965.03 : 304,933.82 = 125,473.86 : x
  2. Step 2: Convert to fraction form
    220,965.03/304,933.82 = 125,473.86/x
  3. Step 3: Cross multiply
    220,965.03x = 304,933.82 × 125,473.86
  4. Step 4: Simplify right side
    220,965.03x = 38,261,222,812.58
  5. Step 5: Solve for x
    x = 38,261,222,812.58/220,965.03
  6. Step 6: Final answer
    x = 173,155.10

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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.