Finding the Fourth Proportional to 254,189.34, 350,781.62 and 141,012.09
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Solution
The fourth proportional to 254,189.34, 350,781.62 and 141,012.09 is: 194,596.86
Step by Step Solution
- Step 1: Write the proportion equation
254,189.34 : 350,781.62 = 141,012.09 : x - Step 2: Convert to fraction form
254,189.34/350,781.62 = 141,012.09/x - Step 3: Cross multiply
254,189.34x = 350,781.62 × 141,012.09 - Step 4: Simplify right side
254,189.34x = 49,464,448,664.73 - Step 5: Solve for x
x = 49,464,448,664.73/254,189.34 - Step 6: Final answer
x = 194,596.86
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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.