Home / 122,720.22-184,044.69-47,823.66

Finding the Fourth Proportional to 122,720.22, 184,044.69 and 47,823.66

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Solution

The fourth proportional to 122,720.22, 184,044.69 and 47,823.66 is: 71,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,720.22 : 184,044.69 = 47,823.66 : x
  2. Step 2: Convert to fraction form
    122,720.22/184,044.69 = 47,823.66/x
  3. Step 3: Cross multiply
    122,720.22x = 184,044.69 × 47,823.66
  4. Step 4: Simplify right side
    122,720.22x = 8,801,690,679.37
  5. Step 5: Solve for x
    x = 8,801,690,679.37/122,720.22
  6. Step 6: Final answer
    x = 71,721.60

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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.