Finding the Fourth Proportional to 250,336.24, 345,509.36 and 159,720.33
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Solution
The fourth proportional to 250,336.24, 345,509.36 and 159,720.33 is: 220,442.99
Step by Step Solution
- Step 1: Write the proportion equation
250,336.24 : 345,509.36 = 159,720.33 : x - Step 2: Convert to fraction form
250,336.24/345,509.36 = 159,720.33/x - Step 3: Cross multiply
250,336.24x = 345,509.36 × 159,720.33 - Step 4: Simplify right side
250,336.24x = 55,184,868,997.29 - Step 5: Solve for x
x = 55,184,868,997.29/250,336.24 - Step 6: Final answer
x = 220,442.99
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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.