Home / 122,061.72-183,003.84-51,004.68

Finding the Fourth Proportional to 122,061.72, 183,003.84 and 51,004.68

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Solution

The fourth proportional to 122,061.72, 183,003.84 and 51,004.68 is: 76,469.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,061.72 : 183,003.84 = 51,004.68 : x
  2. Step 2: Convert to fraction form
    122,061.72/183,003.84 = 51,004.68/x
  3. Step 3: Cross multiply
    122,061.72x = 183,003.84 × 51,004.68
  4. Step 4: Simplify right side
    122,061.72x = 9,334,052,297.97
  5. Step 5: Solve for x
    x = 9,334,052,297.97/122,061.72
  6. Step 6: Final answer
    x = 76,469.94

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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.