Finding the Fourth Proportional to 199,448.86, 299,170.99 and 57,297.63
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Solution
The fourth proportional to 199,448.86, 299,170.99 and 57,297.63 is: 85,945.78
Step by Step Solution
- Step 1: Write the proportion equation
199,448.86 : 299,170.99 = 57,297.63 : x - Step 2: Convert to fraction form
199,448.86/299,170.99 = 57,297.63/x - Step 3: Cross multiply
199,448.86x = 299,170.99 × 57,297.63 - Step 4: Simplify right side
199,448.86x = 17,141,788,691.75 - Step 5: Solve for x
x = 17,141,788,691.75/199,448.86 - Step 6: Final answer
x = 85,945.78
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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.