Finding the Fourth Proportional to 134,950.40, 202,390.18 and 40,155.08
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Solution
The fourth proportional to 134,950.40, 202,390.18 and 40,155.08 is: 60,222.08
Step by Step Solution
- Step 1: Write the proportion equation
134,950.40 : 202,390.18 = 40,155.08 : x - Step 2: Convert to fraction form
134,950.40/202,390.18 = 40,155.08/x - Step 3: Cross multiply
134,950.40x = 202,390.18 × 40,155.08 - Step 4: Simplify right side
134,950.40x = 8,126,993,869.11 - Step 5: Solve for x
x = 8,126,993,869.11/134,950.40 - Step 6: Final answer
x = 60,222.08
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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.