Home / 181,330.03-270,172.53-171,143.88

Finding the Fourth Proportional to 181,330.03, 270,172.53 and 171,143.88

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Solution

The fourth proportional to 181,330.03, 270,172.53 and 171,143.88 is: 254,995.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,330.03 : 270,172.53 = 171,143.88 : x
  2. Step 2: Convert to fraction form
    181,330.03/270,172.53 = 171,143.88/x
  3. Step 3: Cross multiply
    181,330.03x = 270,172.53 × 171,143.88
  4. Step 4: Simplify right side
    181,330.03x = 46,238,375,053.62
  5. Step 5: Solve for x
    x = 46,238,375,053.62/181,330.03
  6. Step 6: Final answer
    x = 254,995.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.