Finding the Fourth Proportional to 247,969.84, 342,198.12 and 134,793.40
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Solution
The fourth proportional to 247,969.84, 342,198.12 and 134,793.40 is: 186,014.75
Step by Step Solution
- Step 1: Write the proportion equation
247,969.84 : 342,198.12 = 134,793.40 : x - Step 2: Convert to fraction form
247,969.84/342,198.12 = 134,793.40/x - Step 3: Cross multiply
247,969.84x = 342,198.12 × 134,793.40 - Step 4: Simplify right side
247,969.84x = 46,126,048,068.41 - Step 5: Solve for x
x = 46,126,048,068.41/247,969.84 - Step 6: Final answer
x = 186,014.75
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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.