Home / 181,231.22-272,012.91-97,086.40

Finding the Fourth Proportional to 181,231.22, 272,012.91 and 97,086.40

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Solution

The fourth proportional to 181,231.22, 272,012.91 and 97,086.40 is: 145,718.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,231.22 : 272,012.91 = 97,086.40 : x
  2. Step 2: Convert to fraction form
    181,231.22/272,012.91 = 97,086.40/x
  3. Step 3: Cross multiply
    181,231.22x = 272,012.91 × 97,086.40
  4. Step 4: Simplify right side
    181,231.22x = 26,408,753,414.37
  5. Step 5: Solve for x
    x = 26,408,753,414.37/181,231.22
  6. Step 6: Final answer
    x = 145,718.56

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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.