Finding the Fourth Proportional to 110,719.05, 166,078.58 and 40,625.70
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Solution
The fourth proportional to 110,719.05, 166,078.58 and 40,625.70 is: 60,938.55
Step by Step Solution
- Step 1: Write the proportion equation
110,719.05 : 166,078.58 = 40,625.70 : x - Step 2: Convert to fraction form
110,719.05/166,078.58 = 40,625.70/x - Step 3: Cross multiply
110,719.05x = 166,078.58 × 40,625.70 - Step 4: Simplify right side
110,719.05x = 6,747,058,364.38 - Step 5: Solve for x
x = 6,747,058,364.38/110,719.05 - Step 6: Final answer
x = 60,938.55
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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.