Home / 122,997.20-184,495.80-44,119.40

Finding the Fourth Proportional to 122,997.20, 184,495.80 and 44,119.40

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Solution

The fourth proportional to 122,997.20, 184,495.80 and 44,119.40 is: 66,179.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,997.20 : 184,495.80 = 44,119.40 : x
  2. Step 2: Convert to fraction form
    122,997.20/184,495.80 = 44,119.40/x
  3. Step 3: Cross multiply
    122,997.20x = 184,495.80 × 44,119.40
  4. Step 4: Simplify right side
    122,997.20x = 8,139,843,998.52
  5. Step 5: Solve for x
    x = 8,139,843,998.52/122,997.20
  6. Step 6: Final answer
    x = 66,179.10

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1.5x scale

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.