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Finding the Fourth Proportional to 79,652.44, 109,919.53 and 43,841.68

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Solution

The fourth proportional to 79,652.44, 109,919.53 and 43,841.68 is: 60,501.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,652.44 : 109,919.53 = 43,841.68 : x
  2. Step 2: Convert to fraction form
    79,652.44/109,919.53 = 43,841.68/x
  3. Step 3: Cross multiply
    79,652.44x = 109,919.53 × 43,841.68
  4. Step 4: Simplify right side
    79,652.44x = 4,819,056,949.16
  5. Step 5: Solve for x
    x = 4,819,056,949.16/79,652.44
  6. Step 6: Final answer
    x = 60,501.06

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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.