Home / 268,998.80-371,250.96-161,625.20

Finding the Fourth Proportional to 268,998.80, 371,250.96 and 161,625.20

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Solution

The fourth proportional to 268,998.80, 371,250.96 and 161,625.20 is: 223,062.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,998.80 : 371,250.96 = 161,625.20 : x
  2. Step 2: Convert to fraction form
    268,998.80/371,250.96 = 161,625.20/x
  3. Step 3: Cross multiply
    268,998.80x = 371,250.96 × 161,625.20
  4. Step 4: Simplify right side
    268,998.80x = 60,003,510,660.19
  5. Step 5: Solve for x
    x = 60,003,510,660.19/268,998.80
  6. Step 6: Final answer
    x = 223,062.37

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1.5x scale

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.