Finding the Fourth Proportional to 61,827.36, 85,314 and 36,672
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Solution
The fourth proportional to 61,827.36, 85,314 and 36,672 is: 50,602.76
Step by Step Solution
- Step 1: Write the proportion equation
61,827.36 : 85,314 = 36,672 : x - Step 2: Convert to fraction form
61,827.36/85,314 = 36,672/x - Step 3: Cross multiply
61,827.36x = 85,314 × 36,672 - Step 4: Simplify right side
61,827.36x = 3,128,635,008 - Step 5: Solve for x
x = 3,128,635,008/61,827.36 - Step 6: Final answer
x = 50,602.76
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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.