Home / 181,618.99-272,396.28-55,228.61

Finding the Fourth Proportional to 181,618.99, 272,396.28 and 55,228.61

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Solution

The fourth proportional to 181,618.99, 272,396.28 and 55,228.61 is: 82,833.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,618.99 : 272,396.28 = 55,228.61 : x
  2. Step 2: Convert to fraction form
    181,618.99/272,396.28 = 55,228.61/x
  3. Step 3: Cross multiply
    181,618.99x = 272,396.28 × 55,228.61
  4. Step 4: Simplify right side
    181,618.99x = 15,044,067,913.57
  5. Step 5: Solve for x
    x = 15,044,067,913.57/181,618.99
  6. Step 6: Final answer
    x = 82,833.12

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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.