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Finding the Fourth Proportional to 43,944.60, 61,405.80 and 43,944.60

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Solution

The fourth proportional to 43,944.60, 61,405.80 and 43,944.60 is: 61,405.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,944.60 : 61,405.80 = 43,944.60 : x
  2. Step 2: Convert to fraction form
    43,944.60/61,405.80 = 43,944.60/x
  3. Step 3: Cross multiply
    43,944.60x = 61,405.80 × 43,944.60
  4. Step 4: Simplify right side
    43,944.60x = 2,698,453,318.68
  5. Step 5: Solve for x
    x = 2,698,453,318.68/43,944.60
  6. Step 6: Final answer
    x = 61,405.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.