Finding the Fourth Proportional to 192,846.08, 266,137.60 and 107,958.08
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Solution
The fourth proportional to 192,846.08, 266,137.60 and 107,958.08 is: 148,987.75
Step by Step Solution
- Step 1: Write the proportion equation
192,846.08 : 266,137.60 = 107,958.08 : x - Step 2: Convert to fraction form
192,846.08/266,137.60 = 107,958.08/x - Step 3: Cross multiply
192,846.08x = 266,137.60 × 107,958.08 - Step 4: Simplify right side
192,846.08x = 28,731,704,311.81 - Step 5: Solve for x
x = 28,731,704,311.81/192,846.08 - Step 6: Final answer
x = 148,987.75
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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.