Finding the Fourth Proportional to 235,461.91, 353,159.58 and 75,517.05
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Solution
The fourth proportional to 235,461.91, 353,159.58 and 75,517.05 is: 113,264.90
Step by Step Solution
- Step 1: Write the proportion equation
235,461.91 : 353,159.58 = 75,517.05 : x - Step 2: Convert to fraction form
235,461.91/353,159.58 = 75,517.05/x - Step 3: Cross multiply
235,461.91x = 353,159.58 × 75,517.05 - Step 4: Simplify right side
235,461.91x = 26,669,569,660.84 - Step 5: Solve for x
x = 26,669,569,660.84/235,461.91 - Step 6: Final answer
x = 113,264.90
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1.5x scale
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.