Finding the Fourth Proportional to 155,845.62, 233,768.43 and 124,877.70
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Solution
The fourth proportional to 155,845.62, 233,768.43 and 124,877.70 is: 187,316.55
Step by Step Solution
- Step 1: Write the proportion equation
155,845.62 : 233,768.43 = 124,877.70 : x - Step 2: Convert to fraction form
155,845.62/233,768.43 = 124,877.70/x - Step 3: Cross multiply
155,845.62x = 233,768.43 × 124,877.70 - Step 4: Simplify right side
155,845.62x = 29,192,463,871.01 - Step 5: Solve for x
x = 29,192,463,871.01/155,845.62 - Step 6: Final answer
x = 187,316.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.