Finding the Fourth Proportional to 104,188.61, 156,283.68 and 29,316.32
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Solution
The fourth proportional to 104,188.61, 156,283.68 and 29,316.32 is: 43,974.69
Step by Step Solution
- Step 1: Write the proportion equation
104,188.61 : 156,283.68 = 29,316.32 : x - Step 2: Convert to fraction form
104,188.61/156,283.68 = 29,316.32/x - Step 3: Cross multiply
104,188.61x = 156,283.68 × 29,316.32 - Step 4: Simplify right side
104,188.61x = 4,581,661,592.24 - Step 5: Solve for x
x = 4,581,661,592.24/104,188.61 - Step 6: Final answer
x = 43,974.69
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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.