Finding the Fourth Proportional to 134,904.87, 202,338.84 and 40,149.67
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Solution
The fourth proportional to 134,904.87, 202,338.84 and 40,149.67 is: 60,219.01
Step by Step Solution
- Step 1: Write the proportion equation
134,904.87 : 202,338.84 = 40,149.67 : x - Step 2: Convert to fraction form
134,904.87/202,338.84 = 40,149.67/x - Step 3: Cross multiply
134,904.87x = 202,338.84 × 40,149.67 - Step 4: Simplify right side
134,904.87x = 8,123,837,654.18 - Step 5: Solve for x
x = 8,123,837,654.18/134,904.87 - Step 6: Final answer
x = 60,219.01
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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.