Home / 43,977.60-66,004.80-35,190.40

Finding the Fourth Proportional to 43,977.60, 66,004.80 and 35,190.40

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Solution

The fourth proportional to 43,977.60, 66,004.80 and 35,190.40 is: 52,816.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,977.60 : 66,004.80 = 35,190.40 : x
  2. Step 2: Convert to fraction form
    43,977.60/66,004.80 = 35,190.40/x
  3. Step 3: Cross multiply
    43,977.60x = 66,004.80 × 35,190.40
  4. Step 4: Simplify right side
    43,977.60x = 2,322,735,313.92
  5. Step 5: Solve for x
    x = 2,322,735,313.92/43,977.60
  6. Step 6: Final answer
    x = 52,816.33

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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.