Finding the Fourth Proportional to 250,183.08, 345,252.74 and 135,461.75
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Solution
The fourth proportional to 250,183.08, 345,252.74 and 135,461.75 is: 186,937.25
Step by Step Solution
- Step 1: Write the proportion equation
250,183.08 : 345,252.74 = 135,461.75 : x - Step 2: Convert to fraction form
250,183.08/345,252.74 = 135,461.75/x - Step 3: Cross multiply
250,183.08x = 345,252.74 × 135,461.75 - Step 4: Simplify right side
250,183.08x = 46,768,537,949.12 - Step 5: Solve for x
x = 46,768,537,949.12/250,183.08 - Step 6: Final answer
x = 186,937.25
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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.