Finding the Fourth Proportional to 68,510.98, 102,776.76 and 24,129.94
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Solution
The fourth proportional to 68,510.98, 102,776.76 and 24,129.94 is: 36,198.53
Step by Step Solution
- Step 1: Write the proportion equation
68,510.98 : 102,776.76 = 24,129.94 : x - Step 2: Convert to fraction form
68,510.98/102,776.76 = 24,129.94/x - Step 3: Cross multiply
68,510.98x = 102,776.76 × 24,129.94 - Step 4: Simplify right side
68,510.98x = 2,479,997,052.19 - Step 5: Solve for x
x = 2,479,997,052.19/68,510.98 - Step 6: Final answer
x = 36,198.53
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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.