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Finding the Fourth Proportional to 182,486.40, 273,729.60 and 168,489.60

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Solution

The fourth proportional to 182,486.40, 273,729.60 and 168,489.60 is: 252,734.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,486.40 : 273,729.60 = 168,489.60 : x
  2. Step 2: Convert to fraction form
    182,486.40/273,729.60 = 168,489.60/x
  3. Step 3: Cross multiply
    182,486.40x = 273,729.60 × 168,489.60
  4. Step 4: Simplify right side
    182,486.40x = 46,120,590,812.16
  5. Step 5: Solve for x
    x = 46,120,590,812.16/182,486.40
  6. Step 6: Final answer
    x = 252,734.40

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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.