Home / 122,820.39-184,230.63-43,929.90

Finding the Fourth Proportional to 122,820.39, 184,230.63 and 43,929.90

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Solution

The fourth proportional to 122,820.39, 184,230.63 and 43,929.90 is: 65,894.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,820.39 : 184,230.63 = 43,929.90 : x
  2. Step 2: Convert to fraction form
    122,820.39/184,230.63 = 43,929.90/x
  3. Step 3: Cross multiply
    122,820.39x = 184,230.63 × 43,929.90
  4. Step 4: Simplify right side
    122,820.39x = 8,093,233,152.84
  5. Step 5: Solve for x
    x = 8,093,233,152.84/122,820.39
  6. Step 6: Final answer
    x = 65,894.87

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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.