Finding the Fourth Proportional to 210,524.48, 315,514.56 and 157,518.08
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Solution
The fourth proportional to 210,524.48, 315,514.56 and 157,518.08 is: 236,073.49
Step by Step Solution
- Step 1: Write the proportion equation
210,524.48 : 315,514.56 = 157,518.08 : x - Step 2: Convert to fraction form
210,524.48/315,514.56 = 157,518.08/x - Step 3: Cross multiply
210,524.48x = 315,514.56 × 157,518.08 - Step 4: Simplify right side
210,524.48x = 49,699,247,703.24 - Step 5: Solve for x
x = 49,699,247,703.24/210,524.48 - Step 6: Final answer
x = 236,073.49
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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.