Home / 52,131.31-71,982.62-48,150.97

Finding the Fourth Proportional to 52,131.31, 71,982.62 and 48,150.97

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Solution

The fourth proportional to 52,131.31, 71,982.62 and 48,150.97 is: 66,486.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,131.31 : 71,982.62 = 48,150.97 : x
  2. Step 2: Convert to fraction form
    52,131.31/71,982.62 = 48,150.97/x
  3. Step 3: Cross multiply
    52,131.31x = 71,982.62 × 48,150.97
  4. Step 4: Simplify right side
    52,131.31x = 3,466,032,976.14
  5. Step 5: Solve for x
    x = 3,466,032,976.14/52,131.31
  6. Step 6: Final answer
    x = 66,486.59

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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.