Home / 53,442.56-80,171.12-22,270.52

Finding the Fourth Proportional to 53,442.56, 80,171.12 and 22,270.52

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Solution

The fourth proportional to 53,442.56, 80,171.12 and 22,270.52 is: 33,408.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,442.56 : 80,171.12 = 22,270.52 : x
  2. Step 2: Convert to fraction form
    53,442.56/80,171.12 = 22,270.52/x
  3. Step 3: Cross multiply
    53,442.56x = 80,171.12 × 22,270.52
  4. Step 4: Simplify right side
    53,442.56x = 1,785,452,531.38
  5. Step 5: Solve for x
    x = 1,785,452,531.38/53,442.56
  6. Step 6: Final answer
    x = 33,408.81

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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.