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Finding the Fourth Proportional to 180,081.54, 270,122.31 and 46,961.55

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Solution

The fourth proportional to 180,081.54, 270,122.31 and 46,961.55 is: 70,442.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,081.54 : 270,122.31 = 46,961.55 : x
  2. Step 2: Convert to fraction form
    180,081.54/270,122.31 = 46,961.55/x
  3. Step 3: Cross multiply
    180,081.54x = 270,122.31 × 46,961.55
  4. Step 4: Simplify right side
    180,081.54x = 12,685,362,367.18
  5. Step 5: Solve for x
    x = 12,685,362,367.18/180,081.54
  6. Step 6: Final answer
    x = 70,442.33

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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.