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Finding the Fourth Proportional to 62,171.10, 85,796.10 and 33,876.77

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Solution

The fourth proportional to 62,171.10, 85,796.10 and 33,876.77 is: 46,749.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,171.10 : 85,796.10 = 33,876.77 : x
  2. Step 2: Convert to fraction form
    62,171.10/85,796.10 = 33,876.77/x
  3. Step 3: Cross multiply
    62,171.10x = 85,796.10 × 33,876.77
  4. Step 4: Simplify right side
    62,171.10x = 2,906,494,317.62
  5. Step 5: Solve for x
    x = 2,906,494,317.62/62,171.10
  6. Step 6: Final answer
    x = 46,749.93

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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.