Finding the Fourth Proportional to 220,674.84, 304,537.20 and 125,195.88
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Solution
The fourth proportional to 220,674.84, 304,537.20 and 125,195.88 is: 172,773.67
Step by Step Solution
- Step 1: Write the proportion equation
220,674.84 : 304,537.20 = 125,195.88 : x - Step 2: Convert to fraction form
220,674.84/304,537.20 = 125,195.88/x - Step 3: Cross multiply
220,674.84x = 304,537.20 × 125,195.88 - Step 4: Simplify right side
220,674.84x = 38,126,802,746.74 - Step 5: Solve for x
x = 38,126,802,746.74/220,674.84 - Step 6: Final answer
x = 172,773.67
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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.