Finding the Fourth Proportional to 166,639.55, 250,017.65 and 48,317.99
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Solution
The fourth proportional to 166,639.55, 250,017.65 and 48,317.99 is: 72,493.90
Step by Step Solution
- Step 1: Write the proportion equation
166,639.55 : 250,017.65 = 48,317.99 : x - Step 2: Convert to fraction form
166,639.55/250,017.65 = 48,317.99/x - Step 3: Cross multiply
166,639.55x = 250,017.65 × 48,317.99 - Step 4: Simplify right side
166,639.55x = 12,080,350,312.52 - Step 5: Solve for x
x = 12,080,350,312.52/166,639.55 - Step 6: Final answer
x = 72,493.90
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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.