Home / 80,786.70-111,482.73-44,975.79

Finding the Fourth Proportional to 80,786.70, 111,482.73 and 44,975.79

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Solution

The fourth proportional to 80,786.70, 111,482.73 and 44,975.79 is: 62,064.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,786.70 : 111,482.73 = 44,975.79 : x
  2. Step 2: Convert to fraction form
    80,786.70/111,482.73 = 44,975.79/x
  3. Step 3: Cross multiply
    80,786.70x = 111,482.73 × 44,975.79
  4. Step 4: Simplify right side
    80,786.70x = 5,014,023,853.11
  5. Step 5: Solve for x
    x = 5,014,023,853.11/80,786.70
  6. Step 6: Final answer
    x = 62,064.97

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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.