Finding the Fourth Proportional to 102,688.05, 154,037.58 and 32,572.83
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Solution
The fourth proportional to 102,688.05, 154,037.58 and 32,572.83 is: 48,860.99
Step by Step Solution
- Step 1: Write the proportion equation
102,688.05 : 154,037.58 = 32,572.83 : x - Step 2: Convert to fraction form
102,688.05/154,037.58 = 32,572.83/x - Step 3: Cross multiply
102,688.05x = 154,037.58 × 32,572.83 - Step 4: Simplify right side
102,688.05x = 5,017,439,906.95 - Step 5: Solve for x
x = 5,017,439,906.95/102,688.05 - Step 6: Final answer
x = 48,860.99
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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.