Finding the Fourth Proportional to 131,946.29, 197,919.57 and 32,106.48
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Solution
The fourth proportional to 131,946.29, 197,919.57 and 32,106.48 is: 48,159.75
Step by Step Solution
- Step 1: Write the proportion equation
131,946.29 : 197,919.57 = 32,106.48 : x - Step 2: Convert to fraction form
131,946.29/197,919.57 = 32,106.48/x - Step 3: Cross multiply
131,946.29x = 197,919.57 × 32,106.48 - Step 4: Simplify right side
131,946.29x = 6,354,500,715.81 - Step 5: Solve for x
x = 6,354,500,715.81/131,946.29 - Step 6: Final answer
x = 48,159.75
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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.