Finding the Fourth Proportional to 170,371.74, 235,107.48 and 97,786.58
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Solution
The fourth proportional to 170,371.74, 235,107.48 and 97,786.58 is: 134,942.30
Step by Step Solution
- Step 1: Write the proportion equation
170,371.74 : 235,107.48 = 97,786.58 : x - Step 2: Convert to fraction form
170,371.74/235,107.48 = 97,786.58/x - Step 3: Cross multiply
170,371.74x = 235,107.48 × 97,786.58 - Step 4: Simplify right side
170,371.74x = 22,990,355,226.08 - Step 5: Solve for x
x = 22,990,355,226.08/170,371.74 - Step 6: Final answer
x = 134,942.30
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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.