Finding the Fourth Proportional to 263,395.74, 363,486.11 and 142,537.02
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Solution
The fourth proportional to 263,395.74, 363,486.11 and 142,537.02 is: 196,701.08
Step by Step Solution
- Step 1: Write the proportion equation
263,395.74 : 363,486.11 = 142,537.02 : x - Step 2: Convert to fraction form
263,395.74/363,486.11 = 142,537.02/x - Step 3: Cross multiply
263,395.74x = 363,486.11 × 142,537.02 - Step 4: Simplify right side
263,395.74x = 51,810,226,218.11 - Step 5: Solve for x
x = 51,810,226,218.11/263,395.74 - Step 6: Final answer
x = 196,701.08
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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.