Finding the Fourth Proportional to 94,917.18, 142,370.64 and 48,168.84
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Solution
The fourth proportional to 94,917.18, 142,370.64 and 48,168.84 is: 72,250.66
Step by Step Solution
- Step 1: Write the proportion equation
94,917.18 : 142,370.64 = 48,168.84 : x - Step 2: Convert to fraction form
94,917.18/142,370.64 = 48,168.84/x - Step 3: Cross multiply
94,917.18x = 142,370.64 × 48,168.84 - Step 4: Simplify right side
94,917.18x = 6,857,828,578.86 - Step 5: Solve for x
x = 6,857,828,578.86/94,917.18 - Step 6: Final answer
x = 72,250.66
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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.