Home / 226,144.58-312,057.41-130,649.22

Finding the Fourth Proportional to 226,144.58, 312,057.41 and 130,649.22

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Solution

The fourth proportional to 226,144.58, 312,057.41 and 130,649.22 is: 180,283.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,144.58 : 312,057.41 = 130,649.22 : x
  2. Step 2: Convert to fraction form
    226,144.58/312,057.41 = 130,649.22/x
  3. Step 3: Cross multiply
    226,144.58x = 312,057.41 × 130,649.22
  4. Step 4: Simplify right side
    226,144.58x = 40,770,056,558.47
  5. Step 5: Solve for x
    x = 40,770,056,558.47/226,144.58
  6. Step 6: Final answer
    x = 180,283.15

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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.