Home / 123,116.14-184,668.06-43,129.35

Finding the Fourth Proportional to 123,116.14, 184,668.06 and 43,129.35

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Solution

The fourth proportional to 123,116.14, 184,668.06 and 43,129.35 is: 64,691.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,116.14 : 184,668.06 = 43,129.35 : x
  2. Step 2: Convert to fraction form
    123,116.14/184,668.06 = 43,129.35/x
  3. Step 3: Cross multiply
    123,116.14x = 184,668.06 × 43,129.35
  4. Step 4: Simplify right side
    123,116.14x = 7,964,613,083.33
  5. Step 5: Solve for x
    x = 7,964,613,083.33/123,116.14
  6. Step 6: Final answer
    x = 64,691.87

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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.