Finding the Fourth Proportional to 229,148.10, 316,262.41 and 133,654.80
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Solution
The fourth proportional to 229,148.10, 316,262.41 and 133,654.80 is: 184,465.80
Step by Step Solution
- Step 1: Write the proportion equation
229,148.10 : 316,262.41 = 133,654.80 : x - Step 2: Convert to fraction form
229,148.10/316,262.41 = 133,654.80/x - Step 3: Cross multiply
229,148.10x = 316,262.41 × 133,654.80 - Step 4: Simplify right side
229,148.10x = 42,269,988,348.05 - Step 5: Solve for x
x = 42,269,988,348.05/229,148.10 - Step 6: Final answer
x = 184,465.80
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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.