Finding the Fourth Proportional to 247,549.08, 341,618.10 and 134,371.92
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Solution
The fourth proportional to 247,549.08, 341,618.10 and 134,371.92 is: 185,433.45
Step by Step Solution
- Step 1: Write the proportion equation
247,549.08 : 341,618.10 = 134,371.92 : x - Step 2: Convert to fraction form
247,549.08/341,618.10 = 134,371.92/x - Step 3: Cross multiply
247,549.08x = 341,618.10 × 134,371.92 - Step 4: Simplify right side
247,549.08x = 45,903,880,003.75 - Step 5: Solve for x
x = 45,903,880,003.75/247,549.08 - Step 6: Final answer
x = 185,433.45
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1.5x scale
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.