Finding the Fourth Proportional to 202,912.60, 304,368.90 and 97,936.60
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Solution
The fourth proportional to 202,912.60, 304,368.90 and 97,936.60 is: 146,904.90
Step by Step Solution
- Step 1: Write the proportion equation
202,912.60 : 304,368.90 = 97,936.60 : x - Step 2: Convert to fraction form
202,912.60/304,368.90 = 97,936.60/x - Step 3: Cross multiply
202,912.60x = 304,368.90 × 97,936.60 - Step 4: Simplify right side
202,912.60x = 29,808,855,211.74 - Step 5: Solve for x
x = 29,808,855,211.74/202,912.60 - Step 6: Final answer
x = 146,904.90
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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.