Home / 182,078.74-251,287.05-101,519.38

Finding the Fourth Proportional to 182,078.74, 251,287.05 and 101,519.38

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Solution

The fourth proportional to 182,078.74, 251,287.05 and 101,519.38 is: 140,107.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,078.74 : 251,287.05 = 101,519.38 : x
  2. Step 2: Convert to fraction form
    182,078.74/251,287.05 = 101,519.38/x
  3. Step 3: Cross multiply
    182,078.74x = 251,287.05 × 101,519.38
  4. Step 4: Simplify right side
    182,078.74x = 25,510,505,518.03
  5. Step 5: Solve for x
    x = 25,510,505,518.03/182,078.74
  6. Step 6: Final answer
    x = 140,107.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.