Finding the Fourth Proportional to 191,750.75, 264,617.34 and 106,873.28
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Solution
The fourth proportional to 191,750.75, 264,617.34 and 106,873.28 is: 147,485.85
Step by Step Solution
- Step 1: Write the proportion equation
191,750.75 : 264,617.34 = 106,873.28 : x - Step 2: Convert to fraction form
191,750.75/264,617.34 = 106,873.28/x - Step 3: Cross multiply
191,750.75x = 264,617.34 × 106,873.28 - Step 4: Simplify right side
191,750.75x = 28,280,523,070.68 - Step 5: Solve for x
x = 28,280,523,070.68/191,750.75 - Step 6: Final answer
x = 147,485.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.