Finding the Fourth Proportional to 201,407.52, 302,135.88 and 68,325.84
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Solution
The fourth proportional to 201,407.52, 302,135.88 and 68,325.84 is: 102,497.11
Step by Step Solution
- Step 1: Write the proportion equation
201,407.52 : 302,135.88 = 68,325.84 : x - Step 2: Convert to fraction form
201,407.52/302,135.88 = 68,325.84/x - Step 3: Cross multiply
201,407.52x = 302,135.88 × 68,325.84 - Step 4: Simplify right side
201,407.52x = 20,643,687,795.14 - Step 5: Solve for x
x = 20,643,687,795.14/201,407.52 - Step 6: Final answer
x = 102,497.11
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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.