Finding the Fourth Proportional to 254,441.42, 351,115.44 and 141,256.88
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Solution
The fourth proportional to 254,441.42, 351,115.44 and 141,256.88 is: 194,926.88
Step by Step Solution
- Step 1: Write the proportion equation
254,441.42 : 351,115.44 = 141,256.88 : x - Step 2: Convert to fraction form
254,441.42/351,115.44 = 141,256.88/x - Step 3: Cross multiply
254,441.42x = 351,115.44 × 141,256.88 - Step 4: Simplify right side
254,441.42x = 49,597,471,574.23 - Step 5: Solve for x
x = 49,597,471,574.23/254,441.42 - Step 6: Final answer
x = 194,926.88
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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.