Finding the Fourth Proportional to 232,382.28, 320,693.93 and 130,413.99
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Solution
The fourth proportional to 232,382.28, 320,693.93 and 130,413.99 is: 179,974.89
Step by Step Solution
- Step 1: Write the proportion equation
232,382.28 : 320,693.93 = 130,413.99 : x - Step 2: Convert to fraction form
232,382.28/320,693.93 = 130,413.99/x - Step 3: Cross multiply
232,382.28x = 320,693.93 × 130,413.99 - Step 4: Simplify right side
232,382.28x = 41,822,974,980.08 - Step 5: Solve for x
x = 41,822,974,980.08/232,382.28 - Step 6: Final answer
x = 179,974.89
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1.5x scale
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.