Finding the Fourth Proportional to 75,599.48, 113,400.30 and 26,351.48
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Solution
The fourth proportional to 75,599.48, 113,400.30 and 26,351.48 is: 39,527.60
Step by Step Solution
- Step 1: Write the proportion equation
75,599.48 : 113,400.30 = 26,351.48 : x - Step 2: Convert to fraction form
75,599.48/113,400.30 = 26,351.48/x - Step 3: Cross multiply
75,599.48x = 113,400.30 × 26,351.48 - Step 4: Simplify right side
75,599.48x = 2,988,265,737.44 - Step 5: Solve for x
x = 2,988,265,737.44/75,599.48 - Step 6: Final answer
x = 39,527.60
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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.