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Finding the Fourth Proportional to 173,325, 259,987.50 and 41,997

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Solution

The fourth proportional to 173,325, 259,987.50 and 41,997 is: 62,995.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,325 : 259,987.50 = 41,997 : x
  2. Step 2: Convert to fraction form
    173,325/259,987.50 = 41,997/x
  3. Step 3: Cross multiply
    173,325x = 259,987.50 × 41,997
  4. Step 4: Simplify right side
    173,325x = 10,918,695,037.50
  5. Step 5: Solve for x
    x = 10,918,695,037.50/173,325
  6. Step 6: Final answer
    x = 62,995.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.