Home / 66,930.33-100,375.02-22,545.18

Finding the Fourth Proportional to 66,930.33, 100,375.02 and 22,545.18

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Solution

The fourth proportional to 66,930.33, 100,375.02 and 22,545.18 is: 33,810.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,930.33 : 100,375.02 = 22,545.18 : x
  2. Step 2: Convert to fraction form
    66,930.33/100,375.02 = 22,545.18/x
  3. Step 3: Cross multiply
    66,930.33x = 100,375.02 × 22,545.18
  4. Step 4: Simplify right side
    66,930.33x = 2,262,972,893.40
  5. Step 5: Solve for x
    x = 2,262,972,893.40/66,930.33
  6. Step 6: Final answer
    x = 33,810.87

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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.