Home / 132,249.74-182,504.07-71,819.96

Finding the Fourth Proportional to 132,249.74, 182,504.07 and 71,819.96

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Solution

The fourth proportional to 132,249.74, 182,504.07 and 71,819.96 is: 99,111.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,249.74 : 182,504.07 = 71,819.96 : x
  2. Step 2: Convert to fraction form
    132,249.74/182,504.07 = 71,819.96/x
  3. Step 3: Cross multiply
    132,249.74x = 182,504.07 × 71,819.96
  4. Step 4: Simplify right side
    132,249.74x = 13,107,434,094.72
  5. Step 5: Solve for x
    x = 13,107,434,094.72/132,249.74
  6. Step 6: Final answer
    x = 99,111.23

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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.