Finding the Fourth Proportional to 296,442.14, 444,675.51 and 86,080.08
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Solution
The fourth proportional to 296,442.14, 444,675.51 and 86,080.08 is: 129,123.69
Step by Step Solution
- Step 1: Write the proportion equation
296,442.14 : 444,675.51 = 86,080.08 : x - Step 2: Convert to fraction form
296,442.14/444,675.51 = 86,080.08/x - Step 3: Cross multiply
296,442.14x = 444,675.51 × 86,080.08 - Step 4: Simplify right side
296,442.14x = 38,277,703,474.84 - Step 5: Solve for x
x = 38,277,703,474.84/296,442.14 - Step 6: Final answer
x = 129,123.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.