Finding the Fourth Proportional to 242,524.62, 334,683.36 and 135,093.51
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Solution
The fourth proportional to 242,524.62, 334,683.36 and 135,093.51 is: 186,428.70
Step by Step Solution
- Step 1: Write the proportion equation
242,524.62 : 334,683.36 = 135,093.51 : x - Step 2: Convert to fraction form
242,524.62/334,683.36 = 135,093.51/x - Step 3: Cross multiply
242,524.62x = 334,683.36 × 135,093.51 - Step 4: Simplify right side
242,524.62x = 45,213,549,840.99 - Step 5: Solve for x
x = 45,213,549,840.99/242,524.62 - Step 6: Final answer
x = 186,428.70
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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.