Home / 48,086.55-66,365.91-36,129.15

Finding the Fourth Proportional to 48,086.55, 66,365.91 and 36,129.15

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Solution

The fourth proportional to 48,086.55, 66,365.91 and 36,129.15 is: 49,863.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,086.55 : 66,365.91 = 36,129.15 : x
  2. Step 2: Convert to fraction form
    48,086.55/66,365.91 = 36,129.15/x
  3. Step 3: Cross multiply
    48,086.55x = 66,365.91 × 36,129.15
  4. Step 4: Simplify right side
    48,086.55x = 2,397,743,917.28
  5. Step 5: Solve for x
    x = 2,397,743,917.28/48,086.55
  6. Step 6: Final answer
    x = 49,863.09

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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.