Finding the Fourth Proportional to 75,342.06, 113,010.18 and 22,750.14
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Solution
The fourth proportional to 75,342.06, 113,010.18 and 22,750.14 is: 34,124.33
Step by Step Solution
- Step 1: Write the proportion equation
75,342.06 : 113,010.18 = 22,750.14 : x - Step 2: Convert to fraction form
75,342.06/113,010.18 = 22,750.14/x - Step 3: Cross multiply
75,342.06x = 113,010.18 × 22,750.14 - Step 4: Simplify right side
75,342.06x = 2,570,997,416.43 - Step 5: Solve for x
x = 2,570,997,416.43/75,342.06 - Step 6: Final answer
x = 34,124.33
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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.