Home / 74,214.66-111,137.34-51,923.67

Finding the Fourth Proportional to 74,214.66, 111,137.34 and 51,923.67

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Solution

The fourth proportional to 74,214.66, 111,137.34 and 51,923.67 is: 77,756.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,214.66 : 111,137.34 = 51,923.67 : x
  2. Step 2: Convert to fraction form
    74,214.66/111,137.34 = 51,923.67/x
  3. Step 3: Cross multiply
    74,214.66x = 111,137.34 × 51,923.67
  4. Step 4: Simplify right side
    74,214.66x = 5,770,658,566.84
  5. Step 5: Solve for x
    x = 5,770,658,566.84/74,214.66
  6. Step 6: Final answer
    x = 77,756.32

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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.