Home / 79,370.22-109,532.26-43,563.56

Finding the Fourth Proportional to 79,370.22, 109,532.26 and 43,563.56

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Solution

The fourth proportional to 79,370.22, 109,532.26 and 43,563.56 is: 60,118.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,370.22 : 109,532.26 = 43,563.56 : x
  2. Step 2: Convert to fraction form
    79,370.22/109,532.26 = 43,563.56/x
  3. Step 3: Cross multiply
    79,370.22x = 109,532.26 × 43,563.56
  4. Step 4: Simplify right side
    79,370.22x = 4,771,615,180.45
  5. Step 5: Solve for x
    x = 4,771,615,180.45/79,370.22
  6. Step 6: Final answer
    x = 60,118.46

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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.