Finding the Fourth Proportional to 71,808.02, 107,719.40 and 27,472.07
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Solution
The fourth proportional to 71,808.02, 107,719.40 and 27,472.07 is: 41,210.92
Step by Step Solution
- Step 1: Write the proportion equation
71,808.02 : 107,719.40 = 27,472.07 : x - Step 2: Convert to fraction form
71,808.02/107,719.40 = 27,472.07/x - Step 3: Cross multiply
71,808.02x = 107,719.40 × 27,472.07 - Step 4: Simplify right side
71,808.02x = 2,959,274,629.22 - Step 5: Solve for x
x = 2,959,274,629.22/71,808.02 - Step 6: Final answer
x = 41,210.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.