Finding the Fourth Proportional to 242,474.06, 334,624.53 and 135,044.08
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Solution
The fourth proportional to 242,474.06, 334,624.53 and 135,044.08 is: 186,366.58
Step by Step Solution
- Step 1: Write the proportion equation
242,474.06 : 334,624.53 = 135,044.08 : x - Step 2: Convert to fraction form
242,474.06/334,624.53 = 135,044.08/x - Step 3: Cross multiply
242,474.06x = 334,624.53 × 135,044.08 - Step 4: Simplify right side
242,474.06x = 45,189,061,799.28 - Step 5: Solve for x
x = 45,189,061,799.28/242,474.06 - Step 6: Final answer
x = 186,366.58
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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.