Home / 227,143.04-313,494.72-126,573.44

Finding the Fourth Proportional to 227,143.04, 313,494.72 and 126,573.44

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Solution

The fourth proportional to 227,143.04, 313,494.72 and 126,573.44 is: 174,692.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,143.04 : 313,494.72 = 126,573.44 : x
  2. Step 2: Convert to fraction form
    227,143.04/313,494.72 = 126,573.44/x
  3. Step 3: Cross multiply
    227,143.04x = 313,494.72 × 126,573.44
  4. Step 4: Simplify right side
    227,143.04x = 39,680,105,132.24
  5. Step 5: Solve for x
    x = 39,680,105,132.24/227,143.04
  6. Step 6: Final answer
    x = 174,692.15

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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.