Finding the Fourth Proportional to 106,049.44, 159,023.40 and 61,688.08
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Solution
The fourth proportional to 106,049.44, 159,023.40 and 61,688.08 is: 92,502.59
Step by Step Solution
- Step 1: Write the proportion equation
106,049.44 : 159,023.40 = 61,688.08 : x - Step 2: Convert to fraction form
106,049.44/159,023.40 = 61,688.08/x - Step 3: Cross multiply
106,049.44x = 159,023.40 × 61,688.08 - Step 4: Simplify right side
106,049.44x = 9,809,848,221.07 - Step 5: Solve for x
x = 9,809,848,221.07/106,049.44 - Step 6: Final answer
x = 92,502.59
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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.