Home / 48,725.67-67,305.96-39,201.42

Finding the Fourth Proportional to 48,725.67, 67,305.96 and 39,201.42

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Solution

The fourth proportional to 48,725.67, 67,305.96 and 39,201.42 is: 54,149.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,725.67 : 67,305.96 = 39,201.42 : x
  2. Step 2: Convert to fraction form
    48,725.67/67,305.96 = 39,201.42/x
  3. Step 3: Cross multiply
    48,725.67x = 67,305.96 × 39,201.42
  4. Step 4: Simplify right side
    48,725.67x = 2,638,489,206.46
  5. Step 5: Solve for x
    x = 2,638,489,206.46/48,725.67
  6. Step 6: Final answer
    x = 54,149.88

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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.