Finding the Fourth Proportional to 186,553.06, 279,829.58 and 46,311.68
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Solution
The fourth proportional to 186,553.06, 279,829.58 and 46,311.68 is: 69,467.52
Step by Step Solution
- Step 1: Write the proportion equation
186,553.06 : 279,829.58 = 46,311.68 : x - Step 2: Convert to fraction form
186,553.06/279,829.58 = 46,311.68/x - Step 3: Cross multiply
186,553.06x = 279,829.58 × 46,311.68 - Step 4: Simplify right side
186,553.06x = 12,959,378,431.51 - Step 5: Solve for x
x = 12,959,378,431.51/186,553.06 - Step 6: Final answer
x = 69,467.52
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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.