Home / 274,804.07-412,206.44-75,126.18

Finding the Fourth Proportional to 274,804.07, 412,206.44 and 75,126.18

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Solution

The fourth proportional to 274,804.07, 412,206.44 and 75,126.18 is: 112,689.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,804.07 : 412,206.44 = 75,126.18 : x
  2. Step 2: Convert to fraction form
    274,804.07/412,206.44 = 75,126.18/x
  3. Step 3: Cross multiply
    274,804.07x = 412,206.44 × 75,126.18
  4. Step 4: Simplify right side
    274,804.07x = 30,967,497,012.62
  5. Step 5: Solve for x
    x = 30,967,497,012.62/274,804.07
  6. Step 6: Final answer
    x = 112,689.37

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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.