Finding the Fourth Proportional to 178,563.61, 267,895.23 and 145,594.99
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Solution
The fourth proportional to 178,563.61, 267,895.23 and 145,594.99 is: 218,433.10
Step by Step Solution
- Step 1: Write the proportion equation
178,563.61 : 267,895.23 = 145,594.99 : x - Step 2: Convert to fraction form
178,563.61/267,895.23 = 145,594.99/x - Step 3: Cross multiply
178,563.61x = 267,895.23 × 145,594.99 - Step 4: Simplify right side
178,563.61x = 39,004,203,332.90 - Step 5: Solve for x
x = 39,004,203,332.90/178,563.61 - Step 6: Final answer
x = 218,433.10
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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.