Finding the Fourth Proportional to 170,589.99, 235,413.50 and 94,113.84
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Solution
The fourth proportional to 170,589.99, 235,413.50 and 94,113.84 is: 129,876.72
Step by Step Solution
- Step 1: Write the proportion equation
170,589.99 : 235,413.50 = 94,113.84 : x - Step 2: Convert to fraction form
170,589.99/235,413.50 = 94,113.84/x - Step 3: Cross multiply
170,589.99x = 235,413.50 × 94,113.84 - Step 4: Simplify right side
170,589.99x = 22,155,668,472.84 - Step 5: Solve for x
x = 22,155,668,472.84/170,589.99 - Step 6: Final answer
x = 129,876.72
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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.