Finding the Fourth Proportional to 177,313.98, 265,741.17 and 72,010.62
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Solution
The fourth proportional to 177,313.98, 265,741.17 and 72,010.62 is: 107,922.60
Step by Step Solution
- Step 1: Write the proportion equation
177,313.98 : 265,741.17 = 72,010.62 : x - Step 2: Convert to fraction form
177,313.98/265,741.17 = 72,010.62/x - Step 3: Cross multiply
177,313.98x = 265,741.17 × 72,010.62 - Step 4: Simplify right side
177,313.98x = 19,136,186,411.23 - Step 5: Solve for x
x = 19,136,186,411.23/177,313.98 - Step 6: Final answer
x = 107,922.60
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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.