Finding the Fourth Proportional to 76,062.96, 104,970.60 and 44,235.36
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Solution
The fourth proportional to 76,062.96, 104,970.60 and 44,235.36 is: 61,046.96
Step by Step Solution
- Step 1: Write the proportion equation
76,062.96 : 104,970.60 = 44,235.36 : x - Step 2: Convert to fraction form
76,062.96/104,970.60 = 44,235.36/x - Step 3: Cross multiply
76,062.96x = 104,970.60 × 44,235.36 - Step 4: Simplify right side
76,062.96x = 4,643,412,280.42 - Step 5: Solve for x
x = 4,643,412,280.42/76,062.96 - Step 6: Final answer
x = 61,046.96
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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.