Finding the Fourth Proportional to 242,356.68, 334,473.30 and 141,787.08
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Solution
The fourth proportional to 242,356.68, 334,473.30 and 141,787.08 is: 195,678.50
Step by Step Solution
- Step 1: Write the proportion equation
242,356.68 : 334,473.30 = 141,787.08 : x - Step 2: Convert to fraction form
242,356.68/334,473.30 = 141,787.08/x - Step 3: Cross multiply
242,356.68x = 334,473.30 × 141,787.08 - Step 4: Simplify right side
242,356.68x = 47,423,992,544.96 - Step 5: Solve for x
x = 47,423,992,544.96/242,356.68 - Step 6: Final answer
x = 195,678.50
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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.