Finding the Fourth Proportional to 213,717.02, 320,154.26 and 173,781.08
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Solution
The fourth proportional to 213,717.02, 320,154.26 and 173,781.08 is: 260,329.07
Step by Step Solution
- Step 1: Write the proportion equation
213,717.02 : 320,154.26 = 173,781.08 : x - Step 2: Convert to fraction form
213,717.02/320,154.26 = 173,781.08/x - Step 3: Cross multiply
213,717.02x = 320,154.26 × 173,781.08 - Step 4: Simplify right side
213,717.02x = 55,636,752,200.50 - Step 5: Solve for x
x = 55,636,752,200.50/213,717.02 - Step 6: Final answer
x = 260,329.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.