Finding the Fourth Proportional to 106,775.11, 160,177.38 and 36,645.31
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Solution
The fourth proportional to 106,775.11, 160,177.38 and 36,645.31 is: 54,973.02
Step by Step Solution
- Step 1: Write the proportion equation
106,775.11 : 160,177.38 = 36,645.31 : x - Step 2: Convert to fraction form
106,775.11/160,177.38 = 36,645.31/x - Step 3: Cross multiply
106,775.11x = 160,177.38 × 36,645.31 - Step 4: Simplify right side
106,775.11x = 5,869,749,745.09 - Step 5: Solve for x
x = 5,869,749,745.09/106,775.11 - Step 6: Final answer
x = 54,973.02
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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.