Finding the Fourth Proportional to 173,068.80, 259,603.20 and 73,203.09
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Solution
The fourth proportional to 173,068.80, 259,603.20 and 73,203.09 is: 109,804.64
Step by Step Solution
- Step 1: Write the proportion equation
173,068.80 : 259,603.20 = 73,203.09 : x - Step 2: Convert to fraction form
173,068.80/259,603.20 = 73,203.09/x - Step 3: Cross multiply
173,068.80x = 259,603.20 × 73,203.09 - Step 4: Simplify right side
173,068.80x = 19,003,756,413.89 - Step 5: Solve for x
x = 19,003,756,413.89/173,068.80 - Step 6: Final answer
x = 109,804.64
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1.5x scale
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.