Finding the Fourth Proportional to 254,151.09, 350,729.87 and 140,973.84
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Solution
The fourth proportional to 254,151.09, 350,729.87 and 140,973.84 is: 194,544.65
Step by Step Solution
- Step 1: Write the proportion equation
254,151.09 : 350,729.87 = 140,973.84 : x - Step 2: Convert to fraction form
254,151.09/350,729.87 = 140,973.84/x - Step 3: Cross multiply
254,151.09x = 350,729.87 × 140,973.84 - Step 4: Simplify right side
254,151.09x = 49,443,735,871.73 - Step 5: Solve for x
x = 49,443,735,871.73/254,151.09 - Step 6: Final answer
x = 194,544.65
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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.