Home / 79,183.22-109,272.84-43,373.32

Finding the Fourth Proportional to 79,183.22, 109,272.84 and 43,373.32

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Solution

The fourth proportional to 79,183.22, 109,272.84 and 43,373.32 is: 59,855.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,183.22 : 109,272.84 = 43,373.32 : x
  2. Step 2: Convert to fraction form
    79,183.22/109,272.84 = 43,373.32/x
  3. Step 3: Cross multiply
    79,183.22x = 109,272.84 × 43,373.32
  4. Step 4: Simplify right side
    79,183.22x = 4,739,525,856.63
  5. Step 5: Solve for x
    x = 4,739,525,856.63/79,183.22
  6. Step 6: Final answer
    x = 59,855.18

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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.