Finding the Fourth Proportional to 202,219.24, 303,317.88 and 61,978.24
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Solution
The fourth proportional to 202,219.24, 303,317.88 and 61,978.24 is: 92,963.99
Step by Step Solution
- Step 1: Write the proportion equation
202,219.24 : 303,317.88 = 61,978.24 : x - Step 2: Convert to fraction form
202,219.24/303,317.88 = 61,978.24/x - Step 3: Cross multiply
202,219.24x = 303,317.88 × 61,978.24 - Step 4: Simplify right side
202,219.24x = 18,799,108,362.93 - Step 5: Solve for x
x = 18,799,108,362.93/202,219.24 - Step 6: Final answer
x = 92,963.99
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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.