Finding the Fourth Proportional to 104,372.20, 156,526.62 and 29,486.44
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Solution
The fourth proportional to 104,372.20, 156,526.62 and 29,486.44 is: 44,220.71
Step by Step Solution
- Step 1: Write the proportion equation
104,372.20 : 156,526.62 = 29,486.44 : x - Step 2: Convert to fraction form
104,372.20/156,526.62 = 29,486.44/x - Step 3: Cross multiply
104,372.20x = 156,526.62 × 29,486.44 - Step 4: Simplify right side
104,372.20x = 4,615,412,789.03 - Step 5: Solve for x
x = 4,615,412,789.03/104,372.20 - Step 6: Final answer
x = 44,220.71
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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.