Home / 47,200.73-65,137.53-25,690.61

Finding the Fourth Proportional to 47,200.73, 65,137.53 and 25,690.61

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Solution

The fourth proportional to 47,200.73, 65,137.53 and 25,690.61 is: 35,453.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,200.73 : 65,137.53 = 25,690.61 : x
  2. Step 2: Convert to fraction form
    47,200.73/65,137.53 = 25,690.61/x
  3. Step 3: Cross multiply
    47,200.73x = 65,137.53 × 25,690.61
  4. Step 4: Simplify right side
    47,200.73x = 1,673,422,553.91
  5. Step 5: Solve for x
    x = 1,673,422,553.91/47,200.73
  6. Step 6: Final answer
    x = 35,453.32

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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.