Finding the Fourth Proportional to 146,829.08, 202,575.93 and 82,288.88
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Solution
The fourth proportional to 146,829.08, 202,575.93 and 82,288.88 is: 113,531.64
Step by Step Solution
- Step 1: Write the proportion equation
146,829.08 : 202,575.93 = 82,288.88 : x - Step 2: Convert to fraction form
146,829.08/202,575.93 = 82,288.88/x - Step 3: Cross multiply
146,829.08x = 202,575.93 × 82,288.88 - Step 4: Simplify right side
146,829.08x = 16,669,745,381.78 - Step 5: Solve for x
x = 16,669,745,381.78/146,829.08 - Step 6: Final answer
x = 113,531.64
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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.