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Finding the Fourth Proportional to 62,173.80, 85,799.52 and 33,879.24

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Solution

The fourth proportional to 62,173.80, 85,799.52 and 33,879.24 is: 46,753.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,173.80 : 85,799.52 = 33,879.24 : x
  2. Step 2: Convert to fraction form
    62,173.80/85,799.52 = 33,879.24/x
  3. Step 3: Cross multiply
    62,173.80x = 85,799.52 × 33,879.24
  4. Step 4: Simplify right side
    62,173.80x = 2,906,822,529.96
  5. Step 5: Solve for x
    x = 2,906,822,529.96/62,173.80
  6. Step 6: Final answer
    x = 46,753.17

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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.