Finding the Fourth Proportional to 234,383.94, 351,503.43 and 84,605.19
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Solution
The fourth proportional to 234,383.94, 351,503.43 and 84,605.19 is: 126,881.62
Step by Step Solution
- Step 1: Write the proportion equation
234,383.94 : 351,503.43 = 84,605.19 : x - Step 2: Convert to fraction form
234,383.94/351,503.43 = 84,605.19/x - Step 3: Cross multiply
234,383.94x = 351,503.43 × 84,605.19 - Step 4: Simplify right side
234,383.94x = 29,739,014,480.80 - Step 5: Solve for x
x = 29,739,014,480.80/234,383.94 - Step 6: Final answer
x = 126,881.62
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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.