Finding the Fourth Proportional to 197,201.85, 295,832.74 and 72,533.13
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Solution
The fourth proportional to 197,201.85, 295,832.74 and 72,533.13 is: 108,810.72
Step by Step Solution
- Step 1: Write the proportion equation
197,201.85 : 295,832.74 = 72,533.13 : x - Step 2: Convert to fraction form
197,201.85/295,832.74 = 72,533.13/x - Step 3: Cross multiply
197,201.85x = 295,832.74 × 72,533.13 - Step 4: Simplify right side
197,201.85x = 21,457,674,588.68 - Step 5: Solve for x
x = 21,457,674,588.68/197,201.85 - Step 6: Final answer
x = 108,810.72
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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.