Home / 126,297.82-174,290.12-69,709.19

Finding the Fourth Proportional to 126,297.82, 174,290.12 and 69,709.19

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Solution

The fourth proportional to 126,297.82, 174,290.12 and 69,709.19 is: 96,198.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,297.82 : 174,290.12 = 69,709.19 : x
  2. Step 2: Convert to fraction form
    126,297.82/174,290.12 = 69,709.19/x
  3. Step 3: Cross multiply
    126,297.82x = 174,290.12 × 69,709.19
  4. Step 4: Simplify right side
    126,297.82x = 12,149,623,090.20
  5. Step 5: Solve for x
    x = 12,149,623,090.20/126,297.82
  6. Step 6: Final answer
    x = 96,198.20

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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.