Finding the Fourth Proportional to 100,166.70, 149,958.45 and 97,250.70
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Solution
The fourth proportional to 100,166.70, 149,958.45 and 97,250.70 is: 145,592.94
Step by Step Solution
- Step 1: Write the proportion equation
100,166.70 : 149,958.45 = 97,250.70 : x - Step 2: Convert to fraction form
100,166.70/149,958.45 = 97,250.70/x - Step 3: Cross multiply
100,166.70x = 149,958.45 × 97,250.70 - Step 4: Simplify right side
100,166.70x = 14,583,564,233.42 - Step 5: Solve for x
x = 14,583,564,233.42/100,166.70 - Step 6: Final answer
x = 145,592.94
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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.