Home / 74,377.69-102,626.78-44,172.48

Finding the Fourth Proportional to 74,377.69, 102,626.78 and 44,172.48

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Solution

The fourth proportional to 74,377.69, 102,626.78 and 44,172.48 is: 60,949.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,377.69 : 102,626.78 = 44,172.48 : x
  2. Step 2: Convert to fraction form
    74,377.69/102,626.78 = 44,172.48/x
  3. Step 3: Cross multiply
    74,377.69x = 102,626.78 × 44,172.48
  4. Step 4: Simplify right side
    74,377.69x = 4,533,279,615.14
  5. Step 5: Solve for x
    x = 4,533,279,615.14/74,377.69
  6. Step 6: Final answer
    x = 60,949.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.