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Finding the Fourth Proportional to 55,958.31, 77,229.84 and 32,080.37

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Solution

The fourth proportional to 55,958.31, 77,229.84 and 32,080.37 is: 44,275.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,958.31 : 77,229.84 = 32,080.37 : x
  2. Step 2: Convert to fraction form
    55,958.31/77,229.84 = 32,080.37/x
  3. Step 3: Cross multiply
    55,958.31x = 77,229.84 × 32,080.37
  4. Step 4: Simplify right side
    55,958.31x = 2,477,561,456.09
  5. Step 5: Solve for x
    x = 2,477,561,456.09/55,958.31
  6. Step 6: Final answer
    x = 44,275.13

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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.