Home / 143,109.25-214,613.62-41,879.32

Finding the Fourth Proportional to 143,109.25, 214,613.62 and 41,879.32

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Solution

The fourth proportional to 143,109.25, 214,613.62 and 41,879.32 is: 62,804.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,109.25 : 214,613.62 = 41,879.32 : x
  2. Step 2: Convert to fraction form
    143,109.25/214,613.62 = 41,879.32/x
  3. Step 3: Cross multiply
    143,109.25x = 214,613.62 × 41,879.32
  4. Step 4: Simplify right side
    143,109.25x = 8,987,871,827.11
  5. Step 5: Solve for x
    x = 8,987,871,827.11/143,109.25
  6. Step 6: Final answer
    x = 62,804.27

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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.