Finding the Fourth Proportional to 229,302.80, 316,446.97 and 132,503.45
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Solution
The fourth proportional to 229,302.80, 316,446.97 and 132,503.45 is: 182,860.02
Step by Step Solution
- Step 1: Write the proportion equation
229,302.80 : 316,446.97 = 132,503.45 : x - Step 2: Convert to fraction form
229,302.80/316,446.97 = 132,503.45/x - Step 3: Cross multiply
229,302.80x = 316,446.97 × 132,503.45 - Step 4: Simplify right side
229,302.80x = 41,930,315,267.05 - Step 5: Solve for x
x = 41,930,315,267.05/229,302.80 - Step 6: Final answer
x = 182,860.02
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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.