Finding the Fourth Proportional to 190,924.64, 263,468.68 and 106,047.12
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Solution
The fourth proportional to 190,924.64, 263,468.68 and 106,047.12 is: 146,340.96
Step by Step Solution
- Step 1: Write the proportion equation
190,924.64 : 263,468.68 = 106,047.12 : x - Step 2: Convert to fraction form
190,924.64/263,468.68 = 106,047.12/x - Step 3: Cross multiply
190,924.64x = 263,468.68 × 106,047.12 - Step 4: Simplify right side
190,924.64x = 27,940,094,724.20 - Step 5: Solve for x
x = 27,940,094,724.20/190,924.64 - Step 6: Final answer
x = 146,340.96
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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.