Finding the Fourth Proportional to 177,116.68, 264,501.05 and 155,654.92
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Solution
The fourth proportional to 177,116.68, 264,501.05 and 155,654.92 is: 232,450.66
Step by Step Solution
- Step 1: Write the proportion equation
177,116.68 : 264,501.05 = 155,654.92 : x - Step 2: Convert to fraction form
177,116.68/264,501.05 = 155,654.92/x - Step 3: Cross multiply
177,116.68x = 264,501.05 × 155,654.92 - Step 4: Simplify right side
177,116.68x = 41,170,889,777.67 - Step 5: Solve for x
x = 41,170,889,777.67/177,116.68 - Step 6: Final answer
x = 232,450.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.