Finding the Fourth Proportional to 80,316.84, 110,837.16 and 44,509.08
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Solution
The fourth proportional to 80,316.84, 110,837.16 and 44,509.08 is: 61,422.49
Step by Step Solution
- Step 1: Write the proportion equation
80,316.84 : 110,837.16 = 44,509.08 : x - Step 2: Convert to fraction form
80,316.84/110,837.16 = 44,509.08/x - Step 3: Cross multiply
80,316.84x = 110,837.16 × 44,509.08 - Step 4: Simplify right side
80,316.84x = 4,933,260,021.41 - Step 5: Solve for x
x = 4,933,260,021.41/80,316.84 - Step 6: Final answer
x = 61,422.49
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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.