Home / 122,911.78-184,385.82-62,974.16

Finding the Fourth Proportional to 122,911.78, 184,385.82 and 62,974.16

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Solution

The fourth proportional to 122,911.78, 184,385.82 and 62,974.16 is: 94,470.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,911.78 : 184,385.82 = 62,974.16 : x
  2. Step 2: Convert to fraction form
    122,911.78/184,385.82 = 62,974.16/x
  3. Step 3: Cross multiply
    122,911.78x = 184,385.82 × 62,974.16
  4. Step 4: Simplify right side
    122,911.78x = 11,611,541,781.85
  5. Step 5: Solve for x
    x = 11,611,541,781.85/122,911.78
  6. Step 6: Final answer
    x = 94,470.54

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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.