Finding the Fourth Proportional to 75,537.18, 104,233.12 and 43,700.13
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Solution
The fourth proportional to 75,537.18, 104,233.12 and 43,700.13 is: 60,301.44
Step by Step Solution
- Step 1: Write the proportion equation
75,537.18 : 104,233.12 = 43,700.13 : x - Step 2: Convert to fraction form
75,537.18/104,233.12 = 43,700.13/x - Step 3: Cross multiply
75,537.18x = 104,233.12 × 43,700.13 - Step 4: Simplify right side
75,537.18x = 4,555,000,894.31 - Step 5: Solve for x
x = 4,555,000,894.31/75,537.18 - Step 6: Final answer
x = 60,301.44
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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.