Finding the Fourth Proportional to 221,652.71, 332,527.68 and 71,908.14
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Solution
The fourth proportional to 221,652.71, 332,527.68 and 71,908.14 is: 107,877.99
Step by Step Solution
- Step 1: Write the proportion equation
221,652.71 : 332,527.68 = 71,908.14 : x - Step 2: Convert to fraction form
221,652.71/332,527.68 = 71,908.14/x - Step 3: Cross multiply
221,652.71x = 332,527.68 × 71,908.14 - Step 4: Simplify right side
221,652.71x = 23,911,448,214.29 - Step 5: Solve for x
x = 23,911,448,214.29/221,652.71 - Step 6: Final answer
x = 107,877.99
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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.