Home / 74,680.53-112,042.67-22,091.42

Finding the Fourth Proportional to 74,680.53, 112,042.67 and 22,091.42

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Solution

The fourth proportional to 74,680.53, 112,042.67 and 22,091.42 is: 33,143.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,680.53 : 112,042.67 = 22,091.42 : x
  2. Step 2: Convert to fraction form
    74,680.53/112,042.67 = 22,091.42/x
  3. Step 3: Cross multiply
    74,680.53x = 112,042.67 × 22,091.42
  4. Step 4: Simplify right side
    74,680.53x = 2,475,181,010.22
  5. Step 5: Solve for x
    x = 2,475,181,010.22/74,680.53
  6. Step 6: Final answer
    x = 33,143.59

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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.