Home / 126,249.24-174,224.88-69,662.64

Finding the Fourth Proportional to 126,249.24, 174,224.88 and 69,662.64

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Solution

The fourth proportional to 126,249.24, 174,224.88 and 69,662.64 is: 96,134.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,249.24 : 174,224.88 = 69,662.64 : x
  2. Step 2: Convert to fraction form
    126,249.24/174,224.88 = 69,662.64/x
  3. Step 3: Cross multiply
    126,249.24x = 174,224.88 × 69,662.64
  4. Step 4: Simplify right side
    126,249.24x = 12,136,965,094.48
  5. Step 5: Solve for x
    x = 12,136,965,094.48/126,249.24
  6. Step 6: Final answer
    x = 96,134.96

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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.