Finding the Fourth Proportional to 68,487.26, 102,758.14 and 26,356.03
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Solution
The fourth proportional to 68,487.26, 102,758.14 and 26,356.03 is: 39,544.53
Step by Step Solution
- Step 1: Write the proportion equation
68,487.26 : 102,758.14 = 26,356.03 : x - Step 2: Convert to fraction form
68,487.26/102,758.14 = 26,356.03/x - Step 3: Cross multiply
68,487.26x = 102,758.14 × 26,356.03 - Step 4: Simplify right side
68,487.26x = 2,708,296,620.58 - Step 5: Solve for x
x = 2,708,296,620.58/68,487.26 - Step 6: Final answer
x = 39,544.53
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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.