Home / 122,840.78-184,144.53-48,008.93

Finding the Fourth Proportional to 122,840.78, 184,144.53 and 48,008.93

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Solution

The fourth proportional to 122,840.78, 184,144.53 and 48,008.93 is: 71,967.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,840.78 : 184,144.53 = 48,008.93 : x
  2. Step 2: Convert to fraction form
    122,840.78/184,144.53 = 48,008.93/x
  3. Step 3: Cross multiply
    122,840.78x = 184,144.53 × 48,008.93
  4. Step 4: Simplify right side
    122,840.78x = 8,840,581,850.65
  5. Step 5: Solve for x
    x = 8,840,581,850.65/122,840.78
  6. Step 6: Final answer
    x = 71,967.81

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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.