Finding the Fourth Proportional to 75,859.24, 113,590.14 and 60,099.88
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Solution
The fourth proportional to 75,859.24, 113,590.14 and 60,099.88 is: 89,992.38
Step by Step Solution
- Step 1: Write the proportion equation
75,859.24 : 113,590.14 = 60,099.88 : x - Step 2: Convert to fraction form
75,859.24/113,590.14 = 60,099.88/x - Step 3: Cross multiply
75,859.24x = 113,590.14 × 60,099.88 - Step 4: Simplify right side
75,859.24x = 6,826,753,783.18 - Step 5: Solve for x
x = 6,826,753,783.18/75,859.24 - Step 6: Final answer
x = 89,992.38
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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.