Finding the Fourth Proportional to 80,299.08, 110,808.10 and 44,486.96
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Solution
The fourth proportional to 80,299.08, 110,808.10 and 44,486.96 is: 61,389.43
Step by Step Solution
- Step 1: Write the proportion equation
80,299.08 : 110,808.10 = 44,486.96 : x - Step 2: Convert to fraction form
80,299.08/110,808.10 = 44,486.96/x - Step 3: Cross multiply
80,299.08x = 110,808.10 × 44,486.96 - Step 4: Simplify right side
80,299.08x = 4,929,515,013.94 - Step 5: Solve for x
x = 4,929,515,013.94/80,299.08 - Step 6: Final answer
x = 61,389.43
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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.