Finding the Fourth Proportional to 159,114.06, 219,576.62 and 93,740.84
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Solution
The fourth proportional to 159,114.06, 219,576.62 and 93,740.84 is: 129,361.90
Step by Step Solution
- Step 1: Write the proportion equation
159,114.06 : 219,576.62 = 93,740.84 : x - Step 2: Convert to fraction form
159,114.06/219,576.62 = 93,740.84/x - Step 3: Cross multiply
159,114.06x = 219,576.62 × 93,740.84 - Step 4: Simplify right side
159,114.06x = 20,583,296,803.16 - Step 5: Solve for x
x = 20,583,296,803.16/159,114.06 - Step 6: Final answer
x = 129,361.90
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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.