Finding the Fourth Proportional to 195,057.23, 292,658.74 and 76,811.00
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Solution
The fourth proportional to 195,057.23, 292,658.74 and 76,811.00 is: 115,245.20
Step by Step Solution
- Step 1: Write the proportion equation
195,057.23 : 292,658.74 = 76,811.00 : x - Step 2: Convert to fraction form
195,057.23/292,658.74 = 76,811.00/x - Step 3: Cross multiply
195,057.23x = 292,658.74 × 76,811.00 - Step 4: Simplify right side
195,057.23x = 22,479,408,822.82 - Step 5: Solve for x
x = 22,479,408,822.82/195,057.23 - Step 6: Final answer
x = 115,245.20
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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.