Finding the Fourth Proportional to 250,646.17, 345,894.39 and 135,925.03
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Solution
The fourth proportional to 250,646.17, 345,894.39 and 135,925.03 is: 187,577.99
Step by Step Solution
- Step 1: Write the proportion equation
250,646.17 : 345,894.39 = 135,925.03 : x - Step 2: Convert to fraction form
250,646.17/345,894.39 = 135,925.03/x - Step 3: Cross multiply
250,646.17x = 345,894.39 × 135,925.03 - Step 4: Simplify right side
250,646.17x = 47,015,703,608.11 - Step 5: Solve for x
x = 47,015,703,608.11/250,646.17 - Step 6: Final answer
x = 187,577.99
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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.