Finding the Fourth Proportional to 75,524.63, 104,221.78 and 41,533.08
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Solution
The fourth proportional to 75,524.63, 104,221.78 and 41,533.08 is: 57,314.44
Step by Step Solution
- Step 1: Write the proportion equation
75,524.63 : 104,221.78 = 41,533.08 : x - Step 2: Convert to fraction form
75,524.63/104,221.78 = 41,533.08/x - Step 3: Cross multiply
75,524.63x = 104,221.78 × 41,533.08 - Step 4: Simplify right side
75,524.63x = 4,328,651,526.48 - Step 5: Solve for x
x = 4,328,651,526.48/75,524.63 - Step 6: Final answer
x = 57,314.44
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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.