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Finding the Fourth Proportional to 79,732.17, 110,035.44 and 43,922.16

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Solution

The fourth proportional to 79,732.17, 110,035.44 and 43,922.16 is: 60,615.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,732.17 : 110,035.44 = 43,922.16 : x
  2. Step 2: Convert to fraction form
    79,732.17/110,035.44 = 43,922.16/x
  3. Step 3: Cross multiply
    79,732.17x = 110,035.44 × 43,922.16
  4. Step 4: Simplify right side
    79,732.17x = 4,832,994,201.35
  5. Step 5: Solve for x
    x = 4,832,994,201.35/79,732.17
  6. Step 6: Final answer
    x = 60,615.36

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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.