Home / 165,737.48-248,560.79-45,765.68

Finding the Fourth Proportional to 165,737.48, 248,560.79 and 45,765.68

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Solution

The fourth proportional to 165,737.48, 248,560.79 and 45,765.68 is: 68,635.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,737.48 : 248,560.79 = 45,765.68 : x
  2. Step 2: Convert to fraction form
    165,737.48/248,560.79 = 45,765.68/x
  3. Step 3: Cross multiply
    165,737.48x = 248,560.79 × 45,765.68
  4. Step 4: Simplify right side
    165,737.48x = 11,375,552,104.05
  5. Step 5: Solve for x
    x = 11,375,552,104.05/165,737.48
  6. Step 6: Final answer
    x = 68,635.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.