Finding the Fourth Proportional to 248,301.23, 342,692.59 and 146,294.09
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Solution
The fourth proportional to 248,301.23, 342,692.59 and 146,294.09 is: 201,907.58
Step by Step Solution
- Step 1: Write the proportion equation
248,301.23 : 342,692.59 = 146,294.09 : x - Step 2: Convert to fraction form
248,301.23/342,692.59 = 146,294.09/x - Step 3: Cross multiply
248,301.23x = 342,692.59 × 146,294.09 - Step 4: Simplify right side
248,301.23x = 50,133,900,603.79 - Step 5: Solve for x
x = 50,133,900,603.79/248,301.23 - Step 6: Final answer
x = 201,907.58
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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.