Finding the Fourth Proportional to 74,390.67, 111,602.43 and 24,486.12
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Solution
The fourth proportional to 74,390.67, 111,602.43 and 24,486.12 is: 36,734.59
Step by Step Solution
- Step 1: Write the proportion equation
74,390.67 : 111,602.43 = 24,486.12 : x - Step 2: Convert to fraction form
74,390.67/111,602.43 = 24,486.12/x - Step 3: Cross multiply
74,390.67x = 111,602.43 × 24,486.12 - Step 4: Simplify right side
74,390.67x = 2,732,710,493.27 - Step 5: Solve for x
x = 2,732,710,493.27/74,390.67 - Step 6: Final answer
x = 36,734.59
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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.