Home / 220,531.14-304,220.81-144,094.95

Finding the Fourth Proportional to 220,531.14, 304,220.81 and 144,094.95

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Solution

The fourth proportional to 220,531.14, 304,220.81 and 144,094.95 is: 198,777.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,531.14 : 304,220.81 = 144,094.95 : x
  2. Step 2: Convert to fraction form
    220,531.14/304,220.81 = 144,094.95/x
  3. Step 3: Cross multiply
    220,531.14x = 304,220.81 × 144,094.95
  4. Step 4: Simplify right side
    220,531.14x = 43,836,682,766.15
  5. Step 5: Solve for x
    x = 43,836,682,766.15/220,531.14
  6. Step 6: Final answer
    x = 198,777.75

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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.