Finding the Fourth Proportional to 149,497.60, 223,857.60 and 96,620.80
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Solution
The fourth proportional to 149,497.60, 223,857.60 and 96,620.80 is: 144,679.92
Step by Step Solution
- Step 1: Write the proportion equation
149,497.60 : 223,857.60 = 96,620.80 : x - Step 2: Convert to fraction form
149,497.60/223,857.60 = 96,620.80/x - Step 3: Cross multiply
149,497.60x = 223,857.60 × 96,620.80 - Step 4: Simplify right side
149,497.60x = 21,629,300,398.08 - Step 5: Solve for x
x = 21,629,300,398.08/149,497.60 - Step 6: Final answer
x = 144,679.92
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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.