Finding the Fourth Proportional to 250,739.70, 346,020.73 and 141,841.68
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Solution
The fourth proportional to 250,739.70, 346,020.73 and 141,841.68 is: 195,741.49
Step by Step Solution
- Step 1: Write the proportion equation
250,739.70 : 346,020.73 = 141,841.68 : x - Step 2: Convert to fraction form
250,739.70/346,020.73 = 141,841.68/x - Step 3: Cross multiply
250,739.70x = 346,020.73 × 141,841.68 - Step 4: Simplify right side
250,739.70x = 49,080,161,658.03 - Step 5: Solve for x
x = 49,080,161,658.03/250,739.70 - Step 6: Final answer
x = 195,741.49
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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.