Finding the Fourth Proportional to 106,606.53, 159,794.98 and 56,636.31
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Solution
The fourth proportional to 106,606.53, 159,794.98 and 56,636.31 is: 84,893.47
Step by Step Solution
- Step 1: Write the proportion equation
106,606.53 : 159,794.98 = 56,636.31 : x - Step 2: Convert to fraction form
106,606.53/159,794.98 = 56,636.31/x - Step 3: Cross multiply
106,606.53x = 159,794.98 × 56,636.31 - Step 4: Simplify right side
106,606.53x = 9,050,198,481.36 - Step 5: Solve for x
x = 9,050,198,481.36/106,606.53 - Step 6: Final answer
x = 84,893.47
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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.