Finding the Fourth Proportional to 80,230.29, 110,718.68 and 44,420.94
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Solution
The fourth proportional to 80,230.29, 110,718.68 and 44,420.94 is: 61,301.38
Step by Step Solution
- Step 1: Write the proportion equation
80,230.29 : 110,718.68 = 44,420.94 : x - Step 2: Convert to fraction form
80,230.29/110,718.68 = 44,420.94/x - Step 3: Cross multiply
80,230.29x = 110,718.68 × 44,420.94 - Step 4: Simplify right side
80,230.29x = 4,918,227,619.05 - Step 5: Solve for x
x = 4,918,227,619.05/80,230.29 - Step 6: Final answer
x = 61,301.38
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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.