Home / 122,960.20-184,440.30-89,523.40

Finding the Fourth Proportional to 122,960.20, 184,440.30 and 89,523.40

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Solution

The fourth proportional to 122,960.20, 184,440.30 and 89,523.40 is: 134,285.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,960.20 : 184,440.30 = 89,523.40 : x
  2. Step 2: Convert to fraction form
    122,960.20/184,440.30 = 89,523.40/x
  3. Step 3: Cross multiply
    122,960.20x = 184,440.30 × 89,523.40
  4. Step 4: Simplify right side
    122,960.20x = 16,511,722,753.02
  5. Step 5: Solve for x
    x = 16,511,722,753.02/122,960.20
  6. Step 6: Final answer
    x = 134,285.10

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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.