Finding the Fourth Proportional to 191,435.84, 264,181.48 and 106,551.08
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Solution
The fourth proportional to 191,435.84, 264,181.48 and 106,551.08 is: 147,040.50
Step by Step Solution
- Step 1: Write the proportion equation
191,435.84 : 264,181.48 = 106,551.08 : x - Step 2: Convert to fraction form
191,435.84/264,181.48 = 106,551.08/x - Step 3: Cross multiply
191,435.84x = 264,181.48 × 106,551.08 - Step 4: Simplify right side
191,435.84x = 28,148,822,010.00 - Step 5: Solve for x
x = 28,148,822,010.00/191,435.84 - Step 6: Final answer
x = 147,040.50
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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.