Finding the Fourth Proportional to 144,593.99, 216,884.60 and 39,412.96
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Solution
The fourth proportional to 144,593.99, 216,884.60 and 39,412.96 is: 59,117.70
Step by Step Solution
- Step 1: Write the proportion equation
144,593.99 : 216,884.60 = 39,412.96 : x - Step 2: Convert to fraction form
144,593.99/216,884.60 = 39,412.96/x - Step 3: Cross multiply
144,593.99x = 216,884.60 × 39,412.96 - Step 4: Simplify right side
144,593.99x = 8,548,063,325.14 - Step 5: Solve for x
x = 8,548,063,325.14/144,593.99 - Step 6: Final answer
x = 59,117.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.