Finding the Fourth Proportional to 192,413.74, 265,542.75 and 107,537.58
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Solution
The fourth proportional to 192,413.74, 265,542.75 and 107,537.58 is: 148,408.45
Step by Step Solution
- Step 1: Write the proportion equation
192,413.74 : 265,542.75 = 107,537.58 : x - Step 2: Convert to fraction form
192,413.74/265,542.75 = 107,537.58/x - Step 3: Cross multiply
192,413.74x = 265,542.75 × 107,537.58 - Step 4: Simplify right side
192,413.74x = 28,555,824,721.55 - Step 5: Solve for x
x = 28,555,824,721.55/192,413.74 - Step 6: Final answer
x = 148,408.45
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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.