Home / 80,464.14-111,038.55-44,653.62

Finding the Fourth Proportional to 80,464.14, 111,038.55 and 44,653.62

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Solution

The fourth proportional to 80,464.14, 111,038.55 and 44,653.62 is: 61,620.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,464.14 : 111,038.55 = 44,653.62 : x
  2. Step 2: Convert to fraction form
    80,464.14/111,038.55 = 44,653.62/x
  3. Step 3: Cross multiply
    80,464.14x = 111,038.55 × 44,653.62
  4. Step 4: Simplify right side
    80,464.14x = 4,958,273,217.05
  5. Step 5: Solve for x
    x = 4,958,273,217.05/80,464.14
  6. Step 6: Final answer
    x = 61,620.91

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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.