Finding the Fourth Proportional to 202,848.90, 304,208.55 and 84,491.70
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Solution
The fourth proportional to 202,848.90, 304,208.55 and 84,491.70 is: 126,710.56
Step by Step Solution
- Step 1: Write the proportion equation
202,848.90 : 304,208.55 = 84,491.70 : x - Step 2: Convert to fraction form
202,848.90/304,208.55 = 84,491.70/x - Step 3: Cross multiply
202,848.90x = 304,208.55 × 84,491.70 - Step 4: Simplify right side
202,848.90x = 25,703,097,544.04 - Step 5: Solve for x
x = 25,703,097,544.04/202,848.90 - Step 6: Final answer
x = 126,710.56
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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.