Finding the Fourth Proportional to 250,183.21, 345,253.00 and 135,461.93
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Solution
The fourth proportional to 250,183.21, 345,253.00 and 135,461.93 is: 186,937.56
Step by Step Solution
- Step 1: Write the proportion equation
250,183.21 : 345,253.00 = 135,461.93 : x - Step 2: Convert to fraction form
250,183.21/345,253.00 = 135,461.93/x - Step 3: Cross multiply
250,183.21x = 345,253.00 × 135,461.93 - Step 4: Simplify right side
250,183.21x = 46,768,638,636.13 - Step 5: Solve for x
x = 46,768,638,636.13/250,183.21 - Step 6: Final answer
x = 186,937.56
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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.