Finding the Fourth Proportional to 250,334.08, 345,453.60 and 142,901.44
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Solution
The fourth proportional to 250,334.08, 345,453.60 and 142,901.44 is: 197,199.75
Step by Step Solution
- Step 1: Write the proportion equation
250,334.08 : 345,453.60 = 142,901.44 : x - Step 2: Convert to fraction form
250,334.08/345,453.60 = 142,901.44/x - Step 3: Cross multiply
250,334.08x = 345,453.60 × 142,901.44 - Step 4: Simplify right side
250,334.08x = 49,365,816,893.18 - Step 5: Solve for x
x = 49,365,816,893.18/250,334.08 - Step 6: Final answer
x = 197,199.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.