Finding the Fourth Proportional to 242,664.06, 334,861.68 and 133,763.62
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Solution
The fourth proportional to 242,664.06, 334,861.68 and 133,763.62 is: 184,585.68
Step by Step Solution
- Step 1: Write the proportion equation
242,664.06 : 334,861.68 = 133,763.62 : x - Step 2: Convert to fraction form
242,664.06/334,861.68 = 133,763.62/x - Step 3: Cross multiply
242,664.06x = 334,861.68 × 133,763.62 - Step 4: Simplify right side
242,664.06x = 44,792,310,516.08 - Step 5: Solve for x
x = 44,792,310,516.08/242,664.06 - Step 6: Final answer
x = 184,585.68
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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.