Finding the Fourth Proportional to 146,527.49, 219,808.88 and 51,738.19
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Solution
The fourth proportional to 146,527.49, 219,808.88 and 51,738.19 is: 77,613.52
Step by Step Solution
- Step 1: Write the proportion equation
146,527.49 : 219,808.88 = 51,738.19 : x - Step 2: Convert to fraction form
146,527.49/219,808.88 = 51,738.19/x - Step 3: Cross multiply
146,527.49x = 219,808.88 × 51,738.19 - Step 4: Simplify right side
146,527.49x = 11,372,513,597.13 - Step 5: Solve for x
x = 11,372,513,597.13/146,527.49 - Step 6: Final answer
x = 77,613.52
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1.5x scale
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.