Finding the Fourth Proportional to 75,800.84, 113,662.38 and 44,220.92
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Solution
The fourth proportional to 75,800.84, 113,662.38 and 44,220.92 is: 66,308.70
Step by Step Solution
- Step 1: Write the proportion equation
75,800.84 : 113,662.38 = 44,220.92 : x - Step 2: Convert to fraction form
75,800.84/113,662.38 = 44,220.92/x - Step 3: Cross multiply
75,800.84x = 113,662.38 × 44,220.92 - Step 4: Simplify right side
75,800.84x = 5,026,255,012.99 - Step 5: Solve for x
x = 5,026,255,012.99/75,800.84 - Step 6: Final answer
x = 66,308.70
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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.