Home / 181,069.40-271,604.10-143,744.60

Finding the Fourth Proportional to 181,069.40, 271,604.10 and 143,744.60

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Solution

The fourth proportional to 181,069.40, 271,604.10 and 143,744.60 is: 215,616.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,069.40 : 271,604.10 = 143,744.60 : x
  2. Step 2: Convert to fraction form
    181,069.40/271,604.10 = 143,744.60/x
  3. Step 3: Cross multiply
    181,069.40x = 271,604.10 × 143,744.60
  4. Step 4: Simplify right side
    181,069.40x = 39,041,622,712.86
  5. Step 5: Solve for x
    x = 39,041,622,712.86/181,069.40
  6. Step 6: Final answer
    x = 215,616.90

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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.