Home / 143,295.48-214,613.66-83,175.06

Finding the Fourth Proportional to 143,295.48, 214,613.66 and 83,175.06

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Solution

The fourth proportional to 143,295.48, 214,613.66 and 83,175.06 is: 124,571.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,295.48 : 214,613.66 = 83,175.06 : x
  2. Step 2: Convert to fraction form
    143,295.48/214,613.66 = 83,175.06/x
  3. Step 3: Cross multiply
    143,295.48x = 214,613.66 × 83,175.06
  4. Step 4: Simplify right side
    143,295.48x = 17,850,504,047.32
  5. Step 5: Solve for x
    x = 17,850,504,047.32/143,295.48
  6. Step 6: Final answer
    x = 124,571.30

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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.