Finding the Fourth Proportional to 78,744.24, 108,663.36 and 44,751.96
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Solution
The fourth proportional to 78,744.24, 108,663.36 and 44,751.96 is: 61,755.61
Step by Step Solution
- Step 1: Write the proportion equation
78,744.24 : 108,663.36 = 44,751.96 : x - Step 2: Convert to fraction form
78,744.24/108,663.36 = 44,751.96/x - Step 3: Cross multiply
78,744.24x = 108,663.36 × 44,751.96 - Step 4: Simplify right side
78,744.24x = 4,862,898,340.19 - Step 5: Solve for x
x = 4,862,898,340.19/78,744.24 - Step 6: Final answer
x = 61,755.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.