Finding the Fourth Proportional to 202,876.70, 304,315.05 and 97,670.30
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Solution
The fourth proportional to 202,876.70, 304,315.05 and 97,670.30 is: 146,505.45
Step by Step Solution
- Step 1: Write the proportion equation
202,876.70 : 304,315.05 = 97,670.30 : x - Step 2: Convert to fraction form
202,876.70/304,315.05 = 97,670.30/x - Step 3: Cross multiply
202,876.70x = 304,315.05 × 97,670.30 - Step 4: Simplify right side
202,876.70x = 29,722,542,228.02 - Step 5: Solve for x
x = 29,722,542,228.02/202,876.70 - Step 6: Final answer
x = 146,505.45
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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.