Finding the Fourth Proportional to 202,413.92, 279,355.84 and 117,530.99
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Solution
The fourth proportional to 202,413.92, 279,355.84 and 117,530.99 is: 162,207.07
Step by Step Solution
- Step 1: Write the proportion equation
202,413.92 : 279,355.84 = 117,530.99 : x - Step 2: Convert to fraction form
202,413.92/279,355.84 = 117,530.99/x - Step 3: Cross multiply
202,413.92x = 279,355.84 × 117,530.99 - Step 4: Simplify right side
202,413.92x = 32,832,968,437.48 - Step 5: Solve for x
x = 32,832,968,437.48/202,413.92 - Step 6: Final answer
x = 162,207.07
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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.