Home / 181,987.28-273,277.24-112,309.52

Finding the Fourth Proportional to 181,987.28, 273,277.24 and 112,309.52

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Solution

The fourth proportional to 181,987.28, 273,277.24 and 112,309.52 is: 168,647.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,987.28 : 273,277.24 = 112,309.52 : x
  2. Step 2: Convert to fraction form
    181,987.28/273,277.24 = 112,309.52/x
  3. Step 3: Cross multiply
    181,987.28x = 273,277.24 × 112,309.52
  4. Step 4: Simplify right side
    181,987.28x = 30,691,635,651.32
  5. Step 5: Solve for x
    x = 30,691,635,651.32/181,987.28
  6. Step 6: Final answer
    x = 168,647.15

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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.