Finding the Fourth Proportional to 199,090.98, 298,824.06 and 132,577.62
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Solution
The fourth proportional to 199,090.98, 298,824.06 and 132,577.62 is: 198,991.35
Step by Step Solution
- Step 1: Write the proportion equation
199,090.98 : 298,824.06 = 132,577.62 : x - Step 2: Convert to fraction form
199,090.98/298,824.06 = 132,577.62/x - Step 3: Cross multiply
199,090.98x = 298,824.06 × 132,577.62 - Step 4: Simplify right side
199,090.98x = 39,617,382,673.54 - Step 5: Solve for x
x = 39,617,382,673.54/199,090.98 - Step 6: Final answer
x = 198,991.35
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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.