Finding the Fourth Proportional to 227,343.03, 313,726.16 and 125,372.79
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Solution
The fourth proportional to 227,343.03, 313,726.16 and 125,372.79 is: 173,010.47
Step by Step Solution
- Step 1: Write the proportion equation
227,343.03 : 313,726.16 = 125,372.79 : x - Step 2: Convert to fraction form
227,343.03/313,726.16 = 125,372.79/x - Step 3: Cross multiply
227,343.03x = 313,726.16 × 125,372.79 - Step 4: Simplify right side
227,343.03x = 39,332,723,975.19 - Step 5: Solve for x
x = 39,332,723,975.19/227,343.03 - Step 6: Final answer
x = 173,010.47
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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.