Home / 74,850.82-103,282.36-43,013.57

Finding the Fourth Proportional to 74,850.82, 103,282.36 and 43,013.57

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Solution

The fourth proportional to 74,850.82, 103,282.36 and 43,013.57 is: 59,351.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,850.82 : 103,282.36 = 43,013.57 : x
  2. Step 2: Convert to fraction form
    74,850.82/103,282.36 = 43,013.57/x
  3. Step 3: Cross multiply
    74,850.82x = 103,282.36 × 43,013.57
  4. Step 4: Simplify right side
    74,850.82x = 4,442,542,397.68
  5. Step 5: Solve for x
    x = 4,442,542,397.68/74,850.82
  6. Step 6: Final answer
    x = 59,351.96

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1.5x scale

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.