Home / 181,330.16-270,172.72-171,144.01

Finding the Fourth Proportional to 181,330.16, 270,172.72 and 171,144.01

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Solution

The fourth proportional to 181,330.16, 270,172.72 and 171,144.01 is: 254,995.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,330.16 : 270,172.72 = 171,144.01 : x
  2. Step 2: Convert to fraction form
    181,330.16/270,172.72 = 171,144.01/x
  3. Step 3: Cross multiply
    181,330.16x = 270,172.72 × 171,144.01
  4. Step 4: Simplify right side
    181,330.16x = 46,238,440,700.75
  5. Step 5: Solve for x
    x = 46,238,440,700.75/181,330.16
  6. Step 6: Final answer
    x = 254,995.87

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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.