Home / 217,067.63-299,554.25-126,485.73

Finding the Fourth Proportional to 217,067.63, 299,554.25 and 126,485.73

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Solution

The fourth proportional to 217,067.63, 299,554.25 and 126,485.73 is: 174,550.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,067.63 : 299,554.25 = 126,485.73 : x
  2. Step 2: Convert to fraction form
    217,067.63/299,554.25 = 126,485.73/x
  3. Step 3: Cross multiply
    217,067.63x = 299,554.25 × 126,485.73
  4. Step 4: Simplify right side
    217,067.63x = 37,889,337,353.42
  5. Step 5: Solve for x
    x = 37,889,337,353.42/217,067.63
  6. Step 6: Final answer
    x = 174,550.84

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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.