Home / 204,258.33-281,761.47-122,565.45

Finding the Fourth Proportional to 204,258.33, 281,761.47 and 122,565.45

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Solution

The fourth proportional to 204,258.33, 281,761.47 and 122,565.45 is: 169,071.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,258.33 : 281,761.47 = 122,565.45 : x
  2. Step 2: Convert to fraction form
    204,258.33/281,761.47 = 122,565.45/x
  3. Step 3: Cross multiply
    204,258.33x = 281,761.47 × 122,565.45
  4. Step 4: Simplify right side
    204,258.33x = 34,534,221,363.21
  5. Step 5: Solve for x
    x = 34,534,221,363.21/204,258.33
  6. Step 6: Final answer
    x = 169,071.30

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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.