Finding the Fourth Proportional to 73,648.68, 101,513.94 and 52,110.99
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Solution
The fourth proportional to 73,648.68, 101,513.94 and 52,110.99 is: 71,827.38
Step by Step Solution
- Step 1: Write the proportion equation
73,648.68 : 101,513.94 = 52,110.99 : x - Step 2: Convert to fraction form
73,648.68/101,513.94 = 52,110.99/x - Step 3: Cross multiply
73,648.68x = 101,513.94 × 52,110.99 - Step 4: Simplify right side
73,648.68x = 5,289,991,912.20 - Step 5: Solve for x
x = 5,289,991,912.20/73,648.68 - Step 6: Final answer
x = 71,827.38
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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.