Finding the Fourth Proportional to 236,044.66, 325,741.67 and 128,614.70
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Solution
The fourth proportional to 236,044.66, 325,741.67 and 128,614.70 is: 177,488.31
Step by Step Solution
- Step 1: Write the proportion equation
236,044.66 : 325,741.67 = 128,614.70 : x - Step 2: Convert to fraction form
236,044.66/325,741.67 = 128,614.70/x - Step 3: Cross multiply
236,044.66x = 325,741.67 × 128,614.70 - Step 4: Simplify right side
236,044.66x = 41,895,166,521.48 - Step 5: Solve for x
x = 41,895,166,521.48/236,044.66 - Step 6: Final answer
x = 177,488.31
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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.