Home / 756,732.87-1,135,066.50-188,101.98

Finding the Fourth Proportional to 756,732.87, 1,135,066.50 and 188,101.98

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Solution

The fourth proportional to 756,732.87, 1,135,066.50 and 188,101.98 is: 282,144.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,732.87 : 1,135,066.50 = 188,101.98 : x
  2. Step 2: Convert to fraction form
    756,732.87/1,135,066.50 = 188,101.98/x
  3. Step 3: Cross multiply
    756,732.87x = 1,135,066.50 × 188,101.98
  4. Step 4: Simplify right side
    756,732.87x = 213,508,256,081.67
  5. Step 5: Solve for x
    x = 213,508,256,081.67/756,732.87
  6. Step 6: Final answer
    x = 282,144.82

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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.