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Finding the Fourth Proportional to 79,997.96, 110,408.82 and 46,482.44

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Solution

The fourth proportional to 79,997.96, 110,408.82 and 46,482.44 is: 64,152.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,997.96 : 110,408.82 = 46,482.44 : x
  2. Step 2: Convert to fraction form
    79,997.96/110,408.82 = 46,482.44/x
  3. Step 3: Cross multiply
    79,997.96x = 110,408.82 × 46,482.44
  4. Step 4: Simplify right side
    79,997.96x = 5,132,071,351.12
  5. Step 5: Solve for x
    x = 5,132,071,351.12/79,997.96
  6. Step 6: Final answer
    x = 64,152.53

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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.