Finding the Fourth Proportional to 76,660.47, 115,009.02 and 24,069.96
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Solution
The fourth proportional to 76,660.47, 115,009.02 and 24,069.96 is: 36,110.69
Step by Step Solution
- Step 1: Write the proportion equation
76,660.47 : 115,009.02 = 24,069.96 : x - Step 2: Convert to fraction form
76,660.47/115,009.02 = 24,069.96/x - Step 3: Cross multiply
76,660.47x = 115,009.02 × 24,069.96 - Step 4: Simplify right side
76,660.47x = 2,768,262,511.04 - Step 5: Solve for x
x = 2,768,262,511.04/76,660.47 - Step 6: Final answer
x = 36,110.69
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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.