Finding the Fourth Proportional to 221,646.44, 332,516.36 and 71,875.08
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Solution
The fourth proportional to 221,646.44, 332,516.36 and 71,875.08 is: 107,827.76
Step by Step Solution
- Step 1: Write the proportion equation
221,646.44 : 332,516.36 = 71,875.08 : x - Step 2: Convert to fraction form
221,646.44/332,516.36 = 71,875.08/x - Step 3: Cross multiply
221,646.44x = 332,516.36 × 71,875.08 - Step 4: Simplify right side
221,646.44x = 23,899,639,976.31 - Step 5: Solve for x
x = 23,899,639,976.31/221,646.44 - Step 6: Final answer
x = 107,827.76
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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.