Home / 132,175.19-182,401.44-71,745.30

Finding the Fourth Proportional to 132,175.19, 182,401.44 and 71,745.30

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Solution

The fourth proportional to 132,175.19, 182,401.44 and 71,745.30 is: 99,008.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,175.19 : 182,401.44 = 71,745.30 : x
  2. Step 2: Convert to fraction form
    132,175.19/182,401.44 = 71,745.30/x
  3. Step 3: Cross multiply
    132,175.19x = 182,401.44 × 71,745.30
  4. Step 4: Simplify right side
    132,175.19x = 13,086,446,620.90
  5. Step 5: Solve for x
    x = 13,086,446,620.90/132,175.19
  6. Step 6: Final answer
    x = 99,008.34

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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.