Home / 114,884.44-172,326.90-31,778.68

Finding the Fourth Proportional to 114,884.44, 172,326.90 and 31,778.68

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Solution

The fourth proportional to 114,884.44, 172,326.90 and 31,778.68 is: 47,668.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,884.44 : 172,326.90 = 31,778.68 : x
  2. Step 2: Convert to fraction form
    114,884.44/172,326.90 = 31,778.68/x
  3. Step 3: Cross multiply
    114,884.44x = 172,326.90 × 31,778.68
  4. Step 4: Simplify right side
    114,884.44x = 5,476,321,410.49
  5. Step 5: Solve for x
    x = 5,476,321,410.49/114,884.44
  6. Step 6: Final answer
    x = 47,668.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.