Finding the Fourth Proportional to 79,783.94, 119,696.42 and 29,864.76
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Solution
The fourth proportional to 79,783.94, 119,696.42 and 29,864.76 is: 44,804.82
Step by Step Solution
- Step 1: Write the proportion equation
79,783.94 : 119,696.42 = 29,864.76 : x - Step 2: Convert to fraction form
79,783.94/119,696.42 = 29,864.76/x - Step 3: Cross multiply
79,783.94x = 119,696.42 × 29,864.76 - Step 4: Simplify right side
79,783.94x = 3,574,704,856.16 - Step 5: Solve for x
x = 3,574,704,856.16/79,783.94 - Step 6: Final answer
x = 44,804.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.