Finding the Fourth Proportional to 68,497, 102,745.50 and 19,249
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Solution
The fourth proportional to 68,497, 102,745.50 and 19,249 is: 28,873.50
Step by Step Solution
- Step 1: Write the proportion equation
68,497 : 102,745.50 = 19,249 : x - Step 2: Convert to fraction form
68,497/102,745.50 = 19,249/x - Step 3: Cross multiply
68,497x = 102,745.50 × 19,249 - Step 4: Simplify right side
68,497x = 1,977,748,129.50 - Step 5: Solve for x
x = 1,977,748,129.50/68,497 - Step 6: Final answer
x = 28,873.50
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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.