Home / 122,774.20-184,160.48-31,589.46

Finding the Fourth Proportional to 122,774.20, 184,160.48 and 31,589.46

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Solution

The fourth proportional to 122,774.20, 184,160.48 and 31,589.46 is: 47,383.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,774.20 : 184,160.48 = 31,589.46 : x
  2. Step 2: Convert to fraction form
    122,774.20/184,160.48 = 31,589.46/x
  3. Step 3: Cross multiply
    122,774.20x = 184,160.48 × 31,589.46
  4. Step 4: Simplify right side
    122,774.20x = 5,817,530,116.54
  5. Step 5: Solve for x
    x = 5,817,530,116.54/122,774.20
  6. Step 6: Final answer
    x = 47,383.98

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1.5x scale

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.