Home / 79,352.42-109,513.26-43,549.34

Finding the Fourth Proportional to 79,352.42, 109,513.26 and 43,549.34

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Solution

The fourth proportional to 79,352.42, 109,513.26 and 43,549.34 is: 60,101.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,352.42 : 109,513.26 = 43,549.34 : x
  2. Step 2: Convert to fraction form
    79,352.42/109,513.26 = 43,549.34/x
  3. Step 3: Cross multiply
    79,352.42x = 109,513.26 × 43,549.34
  4. Step 4: Simplify right side
    79,352.42x = 4,769,229,646.68
  5. Step 5: Solve for x
    x = 4,769,229,646.68/79,352.42
  6. Step 6: Final answer
    x = 60,101.88

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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.