Finding the Fourth Proportional to 241,069.16, 332,644.68 and 133,638.20
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Solution
The fourth proportional to 241,069.16, 332,644.68 and 133,638.20 is: 184,403.66
Step by Step Solution
- Step 1: Write the proportion equation
241,069.16 : 332,644.68 = 133,638.20 : x - Step 2: Convert to fraction form
241,069.16/332,644.68 = 133,638.20/x - Step 3: Cross multiply
241,069.16x = 332,644.68 × 133,638.20 - Step 4: Simplify right side
241,069.16x = 44,454,036,274.78 - Step 5: Solve for x
x = 44,454,036,274.78/241,069.16 - Step 6: Final answer
x = 184,403.66
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1.5x scale
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.