Home / 133,669.40-200,504.10-40,175.15

Finding the Fourth Proportional to 133,669.40, 200,504.10 and 40,175.15

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Solution

The fourth proportional to 133,669.40, 200,504.10 and 40,175.15 is: 60,262.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,669.40 : 200,504.10 = 40,175.15 : x
  2. Step 2: Convert to fraction form
    133,669.40/200,504.10 = 40,175.15/x
  3. Step 3: Cross multiply
    133,669.40x = 200,504.10 × 40,175.15
  4. Step 4: Simplify right side
    133,669.40x = 8,055,282,293.12
  5. Step 5: Solve for x
    x = 8,055,282,293.12/133,669.40
  6. Step 6: Final answer
    x = 60,262.73

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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.