Finding the Fourth Proportional to 272,857.92, 409,302.06 and 83,347.08
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Solution
The fourth proportional to 272,857.92, 409,302.06 and 83,347.08 is: 125,025.26
Step by Step Solution
- Step 1: Write the proportion equation
272,857.92 : 409,302.06 = 83,347.08 : x - Step 2: Convert to fraction form
272,857.92/409,302.06 = 83,347.08/x - Step 3: Cross multiply
272,857.92x = 409,302.06 × 83,347.08 - Step 4: Simplify right side
272,857.92x = 34,114,131,538.98 - Step 5: Solve for x
x = 34,114,131,538.98/272,857.92 - Step 6: Final answer
x = 125,025.26
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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.