Home / 171,811.26-257,561.37-60,977.34

Finding the Fourth Proportional to 171,811.26, 257,561.37 and 60,977.34

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Solution

The fourth proportional to 171,811.26, 257,561.37 and 60,977.34 is: 91,410.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,811.26 : 257,561.37 = 60,977.34 : x
  2. Step 2: Convert to fraction form
    171,811.26/257,561.37 = 60,977.34/x
  3. Step 3: Cross multiply
    171,811.26x = 257,561.37 × 60,977.34
  4. Step 4: Simplify right side
    171,811.26x = 15,705,407,229.36
  5. Step 5: Solve for x
    x = 15,705,407,229.36/171,811.26
  6. Step 6: Final answer
    x = 91,410.81

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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.