Home / 122,828.40-184,242.60-34,081.92

Finding the Fourth Proportional to 122,828.40, 184,242.60 and 34,081.92

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Solution

The fourth proportional to 122,828.40, 184,242.60 and 34,081.92 is: 51,122.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,828.40 : 184,242.60 = 34,081.92 : x
  2. Step 2: Convert to fraction form
    122,828.40/184,242.60 = 34,081.92/x
  3. Step 3: Cross multiply
    122,828.40x = 184,242.60 × 34,081.92
  4. Step 4: Simplify right side
    122,828.40x = 6,279,341,553.79
  5. Step 5: Solve for x
    x = 6,279,341,553.79/122,828.40
  6. Step 6: Final answer
    x = 51,122.88

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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.