Home / 122,774.12-184,160.38-31,589.44

Finding the Fourth Proportional to 122,774.12, 184,160.38 and 31,589.44

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Solution

The fourth proportional to 122,774.12, 184,160.38 and 31,589.44 is: 47,383.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,774.12 : 184,160.38 = 31,589.44 : x
  2. Step 2: Convert to fraction form
    122,774.12/184,160.38 = 31,589.44/x
  3. Step 3: Cross multiply
    122,774.12x = 184,160.38 × 31,589.44
  4. Step 4: Simplify right side
    122,774.12x = 5,817,523,274.39
  5. Step 5: Solve for x
    x = 5,817,523,274.39/122,774.12
  6. Step 6: Final answer
    x = 47,383.95

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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.