Finding the Fourth Proportional to 194,688.41, 292,034.94 and 76,415.45
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Solution
The fourth proportional to 194,688.41, 292,034.94 and 76,415.45 is: 114,624.09
Step by Step Solution
- Step 1: Write the proportion equation
194,688.41 : 292,034.94 = 76,415.45 : x - Step 2: Convert to fraction form
194,688.41/292,034.94 = 76,415.45/x - Step 3: Cross multiply
194,688.41x = 292,034.94 × 76,415.45 - Step 4: Simplify right side
194,688.41x = 22,315,980,973.75 - Step 5: Solve for x
x = 22,315,980,973.75/194,688.41 - Step 6: Final answer
x = 114,624.09
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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.