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Finding the Fourth Proportional to 84,062.56, 116,004.12 and 46,336.96

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Solution

The fourth proportional to 84,062.56, 116,004.12 and 46,336.96 is: 63,943.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,062.56 : 116,004.12 = 46,336.96 : x
  2. Step 2: Convert to fraction form
    84,062.56/116,004.12 = 46,336.96/x
  3. Step 3: Cross multiply
    84,062.56x = 116,004.12 × 46,336.96
  4. Step 4: Simplify right side
    84,062.56x = 5,375,278,268.28
  5. Step 5: Solve for x
    x = 5,375,278,268.28/84,062.56
  6. Step 6: Final answer
    x = 63,943.79

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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.