Home / 122,962.20-184,443.30-122,040.60

Finding the Fourth Proportional to 122,962.20, 184,443.30 and 122,040.60

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Solution

The fourth proportional to 122,962.20, 184,443.30 and 122,040.60 is: 183,060.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,962.20 : 184,443.30 = 122,040.60 : x
  2. Step 2: Convert to fraction form
    122,962.20/184,443.30 = 122,040.60/x
  3. Step 3: Cross multiply
    122,962.20x = 184,443.30 × 122,040.60
  4. Step 4: Simplify right side
    122,962.20x = 22,509,570,997.98
  5. Step 5: Solve for x
    x = 22,509,570,997.98/122,962.20
  6. Step 6: Final answer
    x = 183,060.90

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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.