Finding the Fourth Proportional to 254,910.98, 351,737.73 and 147,491.03
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Solution
The fourth proportional to 254,910.98, 351,737.73 and 147,491.03 is: 203,514.81
Step by Step Solution
- Step 1: Write the proportion equation
254,910.98 : 351,737.73 = 147,491.03 : x - Step 2: Convert to fraction form
254,910.98/351,737.73 = 147,491.03/x - Step 3: Cross multiply
254,910.98x = 351,737.73 × 147,491.03 - Step 4: Simplify right side
254,910.98x = 51,878,160,966.91 - Step 5: Solve for x
x = 51,878,160,966.91/254,910.98 - Step 6: Final answer
x = 203,514.81
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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.