Finding the Fourth Proportional to 242,221.05, 334,260.54 and 134,790.08
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Solution
The fourth proportional to 242,221.05, 334,260.54 and 134,790.08 is: 186,007.79
Step by Step Solution
- Step 1: Write the proportion equation
242,221.05 : 334,260.54 = 134,790.08 : x - Step 2: Convert to fraction form
242,221.05/334,260.54 = 134,790.08/x - Step 3: Cross multiply
242,221.05x = 334,260.54 × 134,790.08 - Step 4: Simplify right side
242,221.05x = 45,055,003,256.14 - Step 5: Solve for x
x = 45,055,003,256.14/242,221.05 - Step 6: Final answer
x = 186,007.79
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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.