Home / 227,145.25-313,466.93-126,549.73

Finding the Fourth Proportional to 227,145.25, 313,466.93 and 126,549.73

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Solution

The fourth proportional to 227,145.25, 313,466.93 and 126,549.73 is: 174,642.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,145.25 : 313,466.93 = 126,549.73 : x
  2. Step 2: Convert to fraction form
    227,145.25/313,466.93 = 126,549.73/x
  3. Step 3: Cross multiply
    227,145.25x = 313,466.93 × 126,549.73
  4. Step 4: Simplify right side
    227,145.25x = 39,669,154,722.68
  5. Step 5: Solve for x
    x = 39,669,154,722.68/227,145.25
  6. Step 6: Final answer
    x = 174,642.24

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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.