Home / 80,477.33-111,057.90-44,667.65

Finding the Fourth Proportional to 80,477.33, 111,057.90 and 44,667.65

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Solution

The fourth proportional to 80,477.33, 111,057.90 and 44,667.65 is: 61,640.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,477.33 : 111,057.90 = 44,667.65 : x
  2. Step 2: Convert to fraction form
    80,477.33/111,057.90 = 44,667.65/x
  3. Step 3: Cross multiply
    80,477.33x = 111,057.90 × 44,667.65
  4. Step 4: Simplify right side
    80,477.33x = 4,960,695,406.94
  5. Step 5: Solve for x
    x = 4,960,695,406.94/80,477.33
  6. Step 6: Final answer
    x = 61,640.90

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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.