Finding the Fourth Proportional to 177,603.22, 266,175.19 and 132,879.07
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Solution
The fourth proportional to 177,603.22, 266,175.19 and 132,879.07 is: 199,146.79
Step by Step Solution
- Step 1: Write the proportion equation
177,603.22 : 266,175.19 = 132,879.07 : x - Step 2: Convert to fraction form
177,603.22/266,175.19 = 132,879.07/x - Step 3: Cross multiply
177,603.22x = 266,175.19 × 132,879.07 - Step 4: Simplify right side
177,603.22x = 35,369,111,204.93 - Step 5: Solve for x
x = 35,369,111,204.93/177,603.22 - Step 6: Final answer
x = 199,146.79
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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.