Finding the Fourth Proportional to 99,778.62, 149,674.41 and 29,652.06
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Solution
The fourth proportional to 99,778.62, 149,674.41 and 29,652.06 is: 44,480.02
Step by Step Solution
- Step 1: Write the proportion equation
99,778.62 : 149,674.41 = 29,652.06 : x - Step 2: Convert to fraction form
99,778.62/149,674.41 = 29,652.06/x - Step 3: Cross multiply
99,778.62x = 149,674.41 × 29,652.06 - Step 4: Simplify right side
99,778.62x = 4,438,154,585.78 - Step 5: Solve for x
x = 4,438,154,585.78/99,778.62 - Step 6: Final answer
x = 44,480.02
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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.