Finding the Fourth Proportional to 176,394.75, 243,424.76 and 96,906.75
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Solution
The fourth proportional to 176,394.75, 243,424.76 and 96,906.75 is: 133,731.32
Step by Step Solution
- Step 1: Write the proportion equation
176,394.75 : 243,424.76 = 96,906.75 : x - Step 2: Convert to fraction form
176,394.75/243,424.76 = 96,906.75/x - Step 3: Cross multiply
176,394.75x = 243,424.76 × 96,906.75 - Step 4: Simplify right side
176,394.75x = 23,589,502,361.13 - Step 5: Solve for x
x = 23,589,502,361.13/176,394.75 - Step 6: Final answer
x = 133,731.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.