Finding the Fourth Proportional to 201,713.57, 302,482.88 and 68,558.08
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Solution
The fourth proportional to 201,713.57, 302,482.88 and 68,558.08 is: 102,807.38
Step by Step Solution
- Step 1: Write the proportion equation
201,713.57 : 302,482.88 = 68,558.08 : x - Step 2: Convert to fraction form
201,713.57/302,482.88 = 68,558.08/x - Step 3: Cross multiply
201,713.57x = 302,482.88 × 68,558.08 - Step 4: Simplify right side
201,713.57x = 20,737,644,386.67 - Step 5: Solve for x
x = 20,737,644,386.67/201,713.57 - Step 6: Final answer
x = 102,807.38
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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.