Finding the Fourth Proportional to 75,984.58, 113,874.97 and 59,137.93
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Solution
The fourth proportional to 75,984.58, 113,874.97 and 59,137.93 is: 88,627.59
Step by Step Solution
- Step 1: Write the proportion equation
75,984.58 : 113,874.97 = 59,137.93 : x - Step 2: Convert to fraction form
75,984.58/113,874.97 = 59,137.93/x - Step 3: Cross multiply
75,984.58x = 113,874.97 × 59,137.93 - Step 4: Simplify right side
75,984.58x = 6,734,329,435.24 - Step 5: Solve for x
x = 6,734,329,435.24/75,984.58 - Step 6: Final answer
x = 88,627.59
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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.