Home / 181,040.22-271,739.10-135,904.64

Finding the Fourth Proportional to 181,040.22, 271,739.10 and 135,904.64

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Solution

The fourth proportional to 181,040.22, 271,739.10 and 135,904.64 is: 203,991.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,040.22 : 271,739.10 = 135,904.64 : x
  2. Step 2: Convert to fraction form
    181,040.22/271,739.10 = 135,904.64/x
  3. Step 3: Cross multiply
    181,040.22x = 271,739.10 × 135,904.64
  4. Step 4: Simplify right side
    181,040.22x = 36,930,605,238.71
  5. Step 5: Solve for x
    x = 36,930,605,238.71/181,040.22
  6. Step 6: Final answer
    x = 203,991.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.