Finding the Fourth Proportional to 175,987.84, 242,860.68 and 95,413.84
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Solution
The fourth proportional to 175,987.84, 242,860.68 and 95,413.84 is: 131,669.72
Step by Step Solution
- Step 1: Write the proportion equation
175,987.84 : 242,860.68 = 95,413.84 : x - Step 2: Convert to fraction form
175,987.84/242,860.68 = 95,413.84/x - Step 3: Cross multiply
175,987.84x = 242,860.68 × 95,413.84 - Step 4: Simplify right side
175,987.84x = 23,172,270,063.81 - Step 5: Solve for x
x = 23,172,270,063.81/175,987.84 - Step 6: Final answer
x = 131,669.72
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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.