Finding the Fourth Proportional to 242,612.48, 334,824.42 and 133,736.14
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Solution
The fourth proportional to 242,612.48, 334,824.42 and 133,736.14 is: 184,566.46
Step by Step Solution
- Step 1: Write the proportion equation
242,612.48 : 334,824.42 = 133,736.14 : x - Step 2: Convert to fraction form
242,612.48/334,824.42 = 133,736.14/x - Step 3: Cross multiply
242,612.48x = 334,824.42 × 133,736.14 - Step 4: Simplify right side
242,612.48x = 44,778,125,508.54 - Step 5: Solve for x
x = 44,778,125,508.54/242,612.48 - Step 6: Final answer
x = 184,566.46
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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.