Finding the Fourth Proportional to 68,250.42, 102,390.21 and 23,878.62
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Solution
The fourth proportional to 68,250.42, 102,390.21 and 23,878.62 is: 35,823.03
Step by Step Solution
- Step 1: Write the proportion equation
68,250.42 : 102,390.21 = 23,878.62 : x - Step 2: Convert to fraction form
68,250.42/102,390.21 = 23,878.62/x - Step 3: Cross multiply
68,250.42x = 102,390.21 × 23,878.62 - Step 4: Simplify right side
68,250.42x = 2,444,936,916.31 - Step 5: Solve for x
x = 2,444,936,916.31/68,250.42 - Step 6: Final answer
x = 35,823.03
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1.5x scale
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.