Finding the Fourth Proportional to 198,242.08, 273,574.38 and 107,598.08
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Solution
The fourth proportional to 198,242.08, 273,574.38 and 107,598.08 is: 148,485.51
Step by Step Solution
- Step 1: Write the proportion equation
198,242.08 : 273,574.38 = 107,598.08 : x - Step 2: Convert to fraction form
198,242.08/273,574.38 = 107,598.08/x - Step 3: Cross multiply
198,242.08x = 273,574.38 × 107,598.08 - Step 4: Simplify right side
198,242.08x = 29,436,077,487.20 - Step 5: Solve for x
x = 29,436,077,487.20/198,242.08 - Step 6: Final answer
x = 148,485.51
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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.