Finding the Fourth Proportional to 217,088.97, 299,582.78 and 132,206.03
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Solution
The fourth proportional to 217,088.97, 299,582.78 and 132,206.03 is: 182,444.32
Step by Step Solution
- Step 1: Write the proportion equation
217,088.97 : 299,582.78 = 132,206.03 : x - Step 2: Convert to fraction form
217,088.97/299,582.78 = 132,206.03/x - Step 3: Cross multiply
217,088.97x = 299,582.78 × 132,206.03 - Step 4: Simplify right side
217,088.97x = 39,606,650,000.16 - Step 5: Solve for x
x = 39,606,650,000.16/217,088.97 - Step 6: Final answer
x = 182,444.32
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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.