Finding the Fourth Proportional to 168,666.70, 252,838.05 and 97,516.30
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Solution
The fourth proportional to 168,666.70, 252,838.05 and 97,516.30 is: 146,180.79
Step by Step Solution
- Step 1: Write the proportion equation
168,666.70 : 252,838.05 = 97,516.30 : x - Step 2: Convert to fraction form
168,666.70/252,838.05 = 97,516.30/x - Step 3: Cross multiply
168,666.70x = 252,838.05 × 97,516.30 - Step 4: Simplify right side
168,666.70x = 24,655,831,135.22 - Step 5: Solve for x
x = 24,655,831,135.22/168,666.70 - Step 6: Final answer
x = 146,180.79
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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.