Finding the Fourth Proportional to 199,514.48, 299,274.35 and 66,394.76
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Solution
The fourth proportional to 199,514.48, 299,274.35 and 66,394.76 is: 99,593.01
Step by Step Solution
- Step 1: Write the proportion equation
199,514.48 : 299,274.35 = 66,394.76 : x - Step 2: Convert to fraction form
199,514.48/299,274.35 = 66,394.76/x - Step 3: Cross multiply
199,514.48x = 299,274.35 × 66,394.76 - Step 4: Simplify right side
199,514.48x = 19,870,246,814.06 - Step 5: Solve for x
x = 19,870,246,814.06/199,514.48 - Step 6: Final answer
x = 99,593.01
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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.