Finding the Fourth Proportional to 270,186.17, 372,879.65 and 157,001.63
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Solution
The fourth proportional to 270,186.17, 372,879.65 and 157,001.63 is: 216,675.46
Step by Step Solution
- Step 1: Write the proportion equation
270,186.17 : 372,879.65 = 157,001.63 : x - Step 2: Convert to fraction form
270,186.17/372,879.65 = 157,001.63/x - Step 3: Cross multiply
270,186.17x = 372,879.65 × 157,001.63 - Step 4: Simplify right side
270,186.17x = 58,542,711,371.94 - Step 5: Solve for x
x = 58,542,711,371.94/270,186.17 - Step 6: Final answer
x = 216,675.46
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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.