Home / 43,919.72-65,945.18-43,263.62

Finding the Fourth Proportional to 43,919.72, 65,945.18 and 43,263.62

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Solution

The fourth proportional to 43,919.72, 65,945.18 and 43,263.62 is: 64,960.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,919.72 : 65,945.18 = 43,263.62 : x
  2. Step 2: Convert to fraction form
    43,919.72/65,945.18 = 43,263.62/x
  3. Step 3: Cross multiply
    43,919.72x = 65,945.18 × 43,263.62
  4. Step 4: Simplify right side
    43,919.72x = 2,853,026,986.78
  5. Step 5: Solve for x
    x = 2,853,026,986.78/43,919.72
  6. Step 6: Final answer
    x = 64,960.05

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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.