Home / 66,600.97-99,902.50-22,227.95

Finding the Fourth Proportional to 66,600.97, 99,902.50 and 22,227.95

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Solution

The fourth proportional to 66,600.97, 99,902.50 and 22,227.95 is: 33,342.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,600.97 : 99,902.50 = 22,227.95 : x
  2. Step 2: Convert to fraction form
    66,600.97/99,902.50 = 22,227.95/x
  3. Step 3: Cross multiply
    66,600.97x = 99,902.50 × 22,227.95
  4. Step 4: Simplify right side
    66,600.97x = 2,220,627,969.06
  5. Step 5: Solve for x
    x = 2,220,627,969.06/66,600.97
  6. Step 6: Final answer
    x = 33,342.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.