Home / 181,399.26-250,358.55-130,580.28

Finding the Fourth Proportional to 181,399.26, 250,358.55 and 130,580.28

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Solution

The fourth proportional to 181,399.26, 250,358.55 and 130,580.28 is: 180,220.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,399.26 : 250,358.55 = 130,580.28 : x
  2. Step 2: Convert to fraction form
    181,399.26/250,358.55 = 130,580.28/x
  3. Step 3: Cross multiply
    181,399.26x = 250,358.55 × 130,580.28
  4. Step 4: Simplify right side
    181,399.26x = 32,691,889,559.39
  5. Step 5: Solve for x
    x = 32,691,889,559.39/181,399.26
  6. Step 6: Final answer
    x = 180,220.63

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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.