Finding the Fourth Proportional to 177,782.96, 266,674.69 and 72,601.92
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Solution
The fourth proportional to 177,782.96, 266,674.69 and 72,601.92 is: 108,902.99
Step by Step Solution
- Step 1: Write the proportion equation
177,782.96 : 266,674.69 = 72,601.92 : x - Step 2: Convert to fraction form
177,782.96/266,674.69 = 72,601.92/x - Step 3: Cross multiply
177,782.96x = 266,674.69 × 72,601.92 - Step 4: Simplify right side
177,782.96x = 19,361,094,994.59 - Step 5: Solve for x
x = 19,361,094,994.59/177,782.96 - Step 6: Final answer
x = 108,902.99
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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.