Home / 143,249.03-214,739.99-48,412.90

Finding the Fourth Proportional to 143,249.03, 214,739.99 and 48,412.90

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Solution

The fourth proportional to 143,249.03, 214,739.99 and 48,412.90 is: 72,574.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,249.03 : 214,739.99 = 48,412.90 : x
  2. Step 2: Convert to fraction form
    143,249.03/214,739.99 = 48,412.90/x
  3. Step 3: Cross multiply
    143,249.03x = 214,739.99 × 48,412.90
  4. Step 4: Simplify right side
    143,249.03x = 10,396,185,661.87
  5. Step 5: Solve for x
    x = 10,396,185,661.87/143,249.03
  6. Step 6: Final answer
    x = 72,574.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.