Finding the Fourth Proportional to 235,532.17, 352,853.22 and 139,181.98
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Solution
The fourth proportional to 235,532.17, 352,853.22 and 139,181.98 is: 208,509.99
Step by Step Solution
- Step 1: Write the proportion equation
235,532.17 : 352,853.22 = 139,181.98 : x - Step 2: Convert to fraction form
235,532.17/352,853.22 = 139,181.98/x - Step 3: Cross multiply
235,532.17x = 352,853.22 × 139,181.98 - Step 4: Simplify right side
235,532.17x = 49,110,809,808.98 - Step 5: Solve for x
x = 49,110,809,808.98/235,532.17 - Step 6: Final answer
x = 208,509.99
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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.