Finding the Fourth Proportional to 272,832.96, 409,368.51 and 95,467.26
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Solution
The fourth proportional to 272,832.96, 409,368.51 and 95,467.26 is: 143,242.55
Step by Step Solution
- Step 1: Write the proportion equation
272,832.96 : 409,368.51 = 95,467.26 : x - Step 2: Convert to fraction form
272,832.96/409,368.51 = 95,467.26/x - Step 3: Cross multiply
272,832.96x = 409,368.51 × 95,467.26 - Step 4: Simplify right side
272,832.96x = 39,081,289,979.98 - Step 5: Solve for x
x = 39,081,289,979.98/272,832.96 - Step 6: Final answer
x = 143,242.55
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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.