Finding the Fourth Proportional to 75,092.18, 112,669.60 and 32,950.50
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Solution
The fourth proportional to 75,092.18, 112,669.60 and 32,950.50 is: 49,439.50
Step by Step Solution
- Step 1: Write the proportion equation
75,092.18 : 112,669.60 = 32,950.50 : x - Step 2: Convert to fraction form
75,092.18/112,669.60 = 32,950.50/x - Step 3: Cross multiply
75,092.18x = 112,669.60 × 32,950.50 - Step 4: Simplify right side
75,092.18x = 3,712,519,654.80 - Step 5: Solve for x
x = 3,712,519,654.80/75,092.18 - Step 6: Final answer
x = 49,439.50
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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.