Finding the Fourth Proportional to 192,790.58, 266,048.25 and 106,741.31
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Solution
The fourth proportional to 192,790.58, 266,048.25 and 106,741.31 is: 147,301.49
Step by Step Solution
- Step 1: Write the proportion equation
192,790.58 : 266,048.25 = 106,741.31 : x - Step 2: Convert to fraction form
192,790.58/266,048.25 = 106,741.31/x - Step 3: Cross multiply
192,790.58x = 266,048.25 × 106,741.31 - Step 4: Simplify right side
192,790.58x = 28,398,338,728.21 - Step 5: Solve for x
x = 28,398,338,728.21/192,790.58 - Step 6: Final answer
x = 147,301.49
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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.