Finding the Fourth Proportional to 229,413.99, 316,641.94 and 127,474.49
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Solution
The fourth proportional to 229,413.99, 316,641.94 and 127,474.49 is: 175,942.94
Step by Step Solution
- Step 1: Write the proportion equation
229,413.99 : 316,641.94 = 127,474.49 : x - Step 2: Convert to fraction form
229,413.99/316,641.94 = 127,474.49/x - Step 3: Cross multiply
229,413.99x = 316,641.94 × 127,474.49 - Step 4: Simplify right side
229,413.99x = 40,363,771,004.07 - Step 5: Solve for x
x = 40,363,771,004.07/229,413.99 - Step 6: Final answer
x = 175,942.94
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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.