Finding the Fourth Proportional to 242,305.16, 363,613.26 and 117,578.12
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Solution
The fourth proportional to 242,305.16, 363,613.26 and 117,578.12 is: 176,442.65
Step by Step Solution
- Step 1: Write the proportion equation
242,305.16 : 363,613.26 = 117,578.12 : x - Step 2: Convert to fraction form
242,305.16/363,613.26 = 117,578.12/x - Step 3: Cross multiply
242,305.16x = 363,613.26 × 117,578.12 - Step 4: Simplify right side
242,305.16x = 42,752,963,517.87 - Step 5: Solve for x
x = 42,752,963,517.87/242,305.16 - Step 6: Final answer
x = 176,442.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.