Finding the Fourth Proportional to 201,586.02, 302,317.52 and 68,436.70
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Solution
The fourth proportional to 201,586.02, 302,317.52 and 68,436.70 is: 102,634.17
Step by Step Solution
- Step 1: Write the proportion equation
201,586.02 : 302,317.52 = 68,436.70 : x - Step 2: Convert to fraction form
201,586.02/302,317.52 = 68,436.70/x - Step 3: Cross multiply
201,586.02x = 302,317.52 × 68,436.70 - Step 4: Simplify right side
201,586.02x = 20,689,613,420.98 - Step 5: Solve for x
x = 20,689,613,420.98/201,586.02 - Step 6: Final answer
x = 102,634.17
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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.