Home / 80,622.87-111,259.98-44,816.21

Finding the Fourth Proportional to 80,622.87, 111,259.98 and 44,816.21

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Solution

The fourth proportional to 80,622.87, 111,259.98 and 44,816.21 is: 61,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,622.87 : 111,259.98 = 44,816.21 : x
  2. Step 2: Convert to fraction form
    80,622.87/111,259.98 = 44,816.21/x
  3. Step 3: Cross multiply
    80,622.87x = 111,259.98 × 44,816.21
  4. Step 4: Simplify right side
    80,622.87x = 4,986,250,628.28
  5. Step 5: Solve for x
    x = 4,986,250,628.28/80,622.87
  6. Step 6: Final answer
    x = 61,846.60

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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.