Finding the Fourth Proportional to 247,648.41, 341,751.83 and 134,471.97
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Solution
The fourth proportional to 247,648.41, 341,751.83 and 134,471.97 is: 185,569.70
Step by Step Solution
- Step 1: Write the proportion equation
247,648.41 : 341,751.83 = 134,471.97 : x - Step 2: Convert to fraction form
247,648.41/341,751.83 = 134,471.97/x - Step 3: Cross multiply
247,648.41x = 341,751.83 × 134,471.97 - Step 4: Simplify right side
247,648.41x = 45,956,041,158.85 - Step 5: Solve for x
x = 45,956,041,158.85/247,648.41 - Step 6: Final answer
x = 185,569.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.