Home / 122,962.75-184,443.82-38,729.97

Finding the Fourth Proportional to 122,962.75, 184,443.82 and 38,729.97

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Solution

The fourth proportional to 122,962.75, 184,443.82 and 38,729.97 is: 58,094.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,962.75 : 184,443.82 = 38,729.97 : x
  2. Step 2: Convert to fraction form
    122,962.75/184,443.82 = 38,729.97/x
  3. Step 3: Cross multiply
    122,962.75x = 184,443.82 × 38,729.97
  4. Step 4: Simplify right side
    122,962.75x = 7,143,503,518.46
  5. Step 5: Solve for x
    x = 7,143,503,518.46/122,962.75
  6. Step 6: Final answer
    x = 58,094.86

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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.