Finding the Fourth Proportional to 250,102.41, 345,149.75 and 136,927.53
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Solution
The fourth proportional to 250,102.41, 345,149.75 and 136,927.53 is: 188,964.60
Step by Step Solution
- Step 1: Write the proportion equation
250,102.41 : 345,149.75 = 136,927.53 : x - Step 2: Convert to fraction form
250,102.41/345,149.75 = 136,927.53/x - Step 3: Cross multiply
250,102.41x = 345,149.75 × 136,927.53 - Step 4: Simplify right side
250,102.41x = 47,260,502,062.98 - Step 5: Solve for x
x = 47,260,502,062.98/250,102.41 - Step 6: Final answer
x = 188,964.60
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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.