Finding the Fourth Proportional to 87,528.24, 120,773.04 and 49,281.84
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Solution
The fourth proportional to 87,528.24, 120,773.04 and 49,281.84 is: 67,999.97
Step by Step Solution
- Step 1: Write the proportion equation
87,528.24 : 120,773.04 = 49,281.84 : x - Step 2: Convert to fraction form
87,528.24/120,773.04 = 49,281.84/x - Step 3: Cross multiply
87,528.24x = 120,773.04 × 49,281.84 - Step 4: Simplify right side
87,528.24x = 5,951,917,633.59 - Step 5: Solve for x
x = 5,951,917,633.59/87,528.24 - Step 6: Final answer
x = 67,999.97
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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.