Finding the Fourth Proportional to 250,162.17, 345,224.01 and 135,440.88
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Solution
The fourth proportional to 250,162.17, 345,224.01 and 135,440.88 is: 186,908.53
Step by Step Solution
- Step 1: Write the proportion equation
250,162.17 : 345,224.01 = 135,440.88 : x - Step 2: Convert to fraction form
250,162.17/345,224.01 = 135,440.88/x - Step 3: Cross multiply
250,162.17x = 345,224.01 × 135,440.88 - Step 4: Simplify right side
250,162.17x = 46,757,443,711.53 - Step 5: Solve for x
x = 46,757,443,711.53/250,162.17 - Step 6: Final answer
x = 186,908.53
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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.