Home / 165,571.56-248,358.96-40,912.56

Finding the Fourth Proportional to 165,571.56, 248,358.96 and 40,912.56

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Solution

The fourth proportional to 165,571.56, 248,358.96 and 40,912.56 is: 61,369.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,571.56 : 248,358.96 = 40,912.56 : x
  2. Step 2: Convert to fraction form
    165,571.56/248,358.96 = 40,912.56/x
  3. Step 3: Cross multiply
    165,571.56x = 248,358.96 × 40,912.56
  4. Step 4: Simplify right side
    165,571.56x = 10,161,000,852.54
  5. Step 5: Solve for x
    x = 10,161,000,852.54/165,571.56
  6. Step 6: Final answer
    x = 61,369.24

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1.5x scale

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.