Finding the Fourth Proportional to 221,628.44, 332,428.98 and 88,412.81
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Solution
The fourth proportional to 221,628.44, 332,428.98 and 88,412.81 is: 132,613.75
Step by Step Solution
- Step 1: Write the proportion equation
221,628.44 : 332,428.98 = 88,412.81 : x - Step 2: Convert to fraction form
221,628.44/332,428.98 = 88,412.81/x - Step 3: Cross multiply
221,628.44x = 332,428.98 × 88,412.81 - Step 4: Simplify right side
221,628.44x = 29,390,978,585.09 - Step 5: Solve for x
x = 29,390,978,585.09/221,628.44 - Step 6: Final answer
x = 132,613.75
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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.