Finding the Fourth Proportional to 117,176.44, 175,690.12 and 99,413.23
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Solution
The fourth proportional to 117,176.44, 175,690.12 and 99,413.23 is: 149,056.60
Step by Step Solution
- Step 1: Write the proportion equation
117,176.44 : 175,690.12 = 99,413.23 : x - Step 2: Convert to fraction form
117,176.44/175,690.12 = 99,413.23/x - Step 3: Cross multiply
117,176.44x = 175,690.12 × 99,413.23 - Step 4: Simplify right side
117,176.44x = 17,465,922,308.29 - Step 5: Solve for x
x = 17,465,922,308.29/117,176.44 - Step 6: Final answer
x = 149,056.60
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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.