Home / 220,938.12-304,797.62-149,292.04

Finding the Fourth Proportional to 220,938.12, 304,797.62 and 149,292.04

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Solution

The fourth proportional to 220,938.12, 304,797.62 and 149,292.04 is: 205,957.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,938.12 : 304,797.62 = 149,292.04 : x
  2. Step 2: Convert to fraction form
    220,938.12/304,797.62 = 149,292.04/x
  3. Step 3: Cross multiply
    220,938.12x = 304,797.62 × 149,292.04
  4. Step 4: Simplify right side
    220,938.12x = 45,503,858,476.94
  5. Step 5: Solve for x
    x = 45,503,858,476.94/220,938.12
  6. Step 6: Final answer
    x = 205,957.48

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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.