Finding the Fourth Proportional to 148,129.92, 222,217.97 and 48,266.91
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Solution
The fourth proportional to 148,129.92, 222,217.97 and 48,266.91 is: 72,407.89
Step by Step Solution
- Step 1: Write the proportion equation
148,129.92 : 222,217.97 = 48,266.91 : x - Step 2: Convert to fraction form
148,129.92/222,217.97 = 48,266.91/x - Step 3: Cross multiply
148,129.92x = 222,217.97 × 48,266.91 - Step 4: Simplify right side
148,129.92x = 10,725,774,517.04 - Step 5: Solve for x
x = 10,725,774,517.04/148,129.92 - Step 6: Final answer
x = 72,407.89
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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.