Home / 122,912.24-184,412.43-48,086.12

Finding the Fourth Proportional to 122,912.24, 184,412.43 and 48,086.12

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Solution

The fourth proportional to 122,912.24, 184,412.43 and 48,086.12 is: 72,146.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,912.24 : 184,412.43 = 48,086.12 : x
  2. Step 2: Convert to fraction form
    122,912.24/184,412.43 = 48,086.12/x
  3. Step 3: Cross multiply
    122,912.24x = 184,412.43 × 48,086.12
  4. Step 4: Simplify right side
    122,912.24x = 8,867,678,699.50
  5. Step 5: Solve for x
    x = 8,867,678,699.50/122,912.24
  6. Step 6: Final answer
    x = 72,146.43

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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.