Finding the Fourth Proportional to 73,512.79, 101,380.82 and 48,011.00
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Solution
The fourth proportional to 73,512.79, 101,380.82 and 48,011.00 is: 66,211.53
Step by Step Solution
- Step 1: Write the proportion equation
73,512.79 : 101,380.82 = 48,011.00 : x - Step 2: Convert to fraction form
73,512.79/101,380.82 = 48,011.00/x - Step 3: Cross multiply
73,512.79x = 101,380.82 × 48,011.00 - Step 4: Simplify right side
73,512.79x = 4,867,393,802.06 - Step 5: Solve for x
x = 4,867,393,802.06/73,512.79 - Step 6: Final answer
x = 66,211.53
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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.