Finding the Fourth Proportional to 242,334.14, 334,413.62 and 134,901.80
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Solution
The fourth proportional to 242,334.14, 334,413.62 and 134,901.80 is: 186,160.31
Step by Step Solution
- Step 1: Write the proportion equation
242,334.14 : 334,413.62 = 134,901.80 : x - Step 2: Convert to fraction form
242,334.14/334,413.62 = 134,901.80/x - Step 3: Cross multiply
242,334.14x = 334,413.62 × 134,901.80 - Step 4: Simplify right side
242,334.14x = 45,112,999,282.52 - Step 5: Solve for x
x = 45,112,999,282.52/242,334.14 - Step 6: Final answer
x = 186,160.31
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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.