Home / 80,441.57-111,015.46-44,638.36

Finding the Fourth Proportional to 80,441.57, 111,015.46 and 44,638.36

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Solution

The fourth proportional to 80,441.57, 111,015.46 and 44,638.36 is: 61,604.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,441.57 : 111,015.46 = 44,638.36 : x
  2. Step 2: Convert to fraction form
    80,441.57/111,015.46 = 44,638.36/x
  3. Step 3: Cross multiply
    80,441.57x = 111,015.46 × 44,638.36
  4. Step 4: Simplify right side
    80,441.57x = 4,955,547,847.30
  5. Step 5: Solve for x
    x = 4,955,547,847.30/80,441.57
  6. Step 6: Final answer
    x = 61,604.31

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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.