Home / 122,143.82-183,186.23-51,028.02

Finding the Fourth Proportional to 122,143.82, 183,186.23 and 51,028.02

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Solution

The fourth proportional to 122,143.82, 183,186.23 and 51,028.02 is: 76,529.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,143.82 : 183,186.23 = 51,028.02 : x
  2. Step 2: Convert to fraction form
    122,143.82/183,186.23 = 51,028.02/x
  3. Step 3: Cross multiply
    122,143.82x = 183,186.23 × 51,028.02
  4. Step 4: Simplify right side
    122,143.82x = 9,347,630,353.02
  5. Step 5: Solve for x
    x = 9,347,630,353.02/122,143.82
  6. Step 6: Final answer
    x = 76,529.71

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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.