Finding the Fourth Proportional to 192,790.08, 266,047.56 and 106,740.81
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Solution
The fourth proportional to 192,790.08, 266,047.56 and 106,740.81 is: 147,300.80
Step by Step Solution
- Step 1: Write the proportion equation
192,790.08 : 266,047.56 = 106,740.81 : x - Step 2: Convert to fraction form
192,790.08/266,047.56 = 106,740.81/x - Step 3: Cross multiply
192,790.08x = 266,047.56 × 106,740.81 - Step 4: Simplify right side
192,790.08x = 28,398,132,052.92 - Step 5: Solve for x
x = 28,398,132,052.92/192,790.08 - Step 6: Final answer
x = 147,300.80
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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.