Home / 122,839.60-184,259.40-60,497.20

Finding the Fourth Proportional to 122,839.60, 184,259.40 and 60,497.20

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Solution

The fourth proportional to 122,839.60, 184,259.40 and 60,497.20 is: 90,745.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,839.60 : 184,259.40 = 60,497.20 : x
  2. Step 2: Convert to fraction form
    122,839.60/184,259.40 = 60,497.20/x
  3. Step 3: Cross multiply
    122,839.60x = 184,259.40 × 60,497.20
  4. Step 4: Simplify right side
    122,839.60x = 11,147,177,773.68
  5. Step 5: Solve for x
    x = 11,147,177,773.68/122,839.60
  6. Step 6: Final answer
    x = 90,745.80

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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.