Home / 756,732.62-1,135,066.12-188,101.69

Finding the Fourth Proportional to 756,732.62, 1,135,066.12 and 188,101.69

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Solution

The fourth proportional to 756,732.62, 1,135,066.12 and 188,101.69 is: 282,144.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,732.62 : 1,135,066.12 = 188,101.69 : x
  2. Step 2: Convert to fraction form
    756,732.62/1,135,066.12 = 188,101.69/x
  3. Step 3: Cross multiply
    756,732.62x = 1,135,066.12 × 188,101.69
  4. Step 4: Simplify right side
    756,732.62x = 213,507,855,433.74
  5. Step 5: Solve for x
    x = 213,507,855,433.74/756,732.62
  6. Step 6: Final answer
    x = 282,144.38

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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.