Finding the Fourth Proportional to 214,013.99, 295,338.71 and 123,369.45
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Solution
The fourth proportional to 214,013.99, 295,338.71 and 123,369.45 is: 170,249.50
Step by Step Solution
- Step 1: Write the proportion equation
214,013.99 : 295,338.71 = 123,369.45 : x - Step 2: Convert to fraction form
214,013.99/295,338.71 = 123,369.45/x - Step 3: Cross multiply
214,013.99x = 295,338.71 × 123,369.45 - Step 4: Simplify right side
214,013.99x = 36,435,773,599.56 - Step 5: Solve for x
x = 36,435,773,599.56/214,013.99 - Step 6: Final answer
x = 170,249.50
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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.