Finding the Fourth Proportional to 250,230.24, 345,312.72 and 137,052
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Solution
The fourth proportional to 250,230.24, 345,312.72 and 137,052 is: 189,129.02
Step by Step Solution
- Step 1: Write the proportion equation
250,230.24 : 345,312.72 = 137,052 : x - Step 2: Convert to fraction form
250,230.24/345,312.72 = 137,052/x - Step 3: Cross multiply
250,230.24x = 345,312.72 × 137,052 - Step 4: Simplify right side
250,230.24x = 47,325,798,901.44 - Step 5: Solve for x
x = 47,325,798,901.44/250,230.24 - Step 6: Final answer
x = 189,129.02
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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.