Home / 80,149.26-110,605.15-43,850.36

Finding the Fourth Proportional to 80,149.26, 110,605.15 and 43,850.36

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Solution

The fourth proportional to 80,149.26, 110,605.15 and 43,850.36 is: 60,513.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,149.26 : 110,605.15 = 43,850.36 : x
  2. Step 2: Convert to fraction form
    80,149.26/110,605.15 = 43,850.36/x
  3. Step 3: Cross multiply
    80,149.26x = 110,605.15 × 43,850.36
  4. Step 4: Simplify right side
    80,149.26x = 4,850,075,812.24
  5. Step 5: Solve for x
    x = 4,850,075,812.24/80,149.26
  6. Step 6: Final answer
    x = 60,513.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.