Finding the Fourth Proportional to 272,350.94, 375,817.91 and 157,606.79
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Solution
The fourth proportional to 272,350.94, 375,817.91 and 157,606.79 is: 217,482.09
Step by Step Solution
- Step 1: Write the proportion equation
272,350.94 : 375,817.91 = 157,606.79 : x - Step 2: Convert to fraction form
272,350.94/375,817.91 = 157,606.79/x - Step 3: Cross multiply
272,350.94x = 375,817.91 × 157,606.79 - Step 4: Simplify right side
272,350.94x = 59,231,451,752.49 - Step 5: Solve for x
x = 59,231,451,752.49/272,350.94 - Step 6: Final answer
x = 217,482.09
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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.