Finding the Fourth Proportional to 113,688.02, 170,531.34 and 29,447.96
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Solution
The fourth proportional to 113,688.02, 170,531.34 and 29,447.96 is: 44,171.76
Step by Step Solution
- Step 1: Write the proportion equation
113,688.02 : 170,531.34 = 29,447.96 : x - Step 2: Convert to fraction form
113,688.02/170,531.34 = 29,447.96/x - Step 3: Cross multiply
113,688.02x = 170,531.34 × 29,447.96 - Step 4: Simplify right side
113,688.02x = 5,021,800,079.07 - Step 5: Solve for x
x = 5,021,800,079.07/113,688.02 - Step 6: Final answer
x = 44,171.76
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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.