Finding the Fourth Proportional to 113,195.34, 156,202.01 and 62,206.96
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Solution
The fourth proportional to 113,195.34, 156,202.01 and 62,206.96 is: 85,841.45
Step by Step Solution
- Step 1: Write the proportion equation
113,195.34 : 156,202.01 = 62,206.96 : x - Step 2: Convert to fraction form
113,195.34/156,202.01 = 62,206.96/x - Step 3: Cross multiply
113,195.34x = 156,202.01 × 62,206.96 - Step 4: Simplify right side
113,195.34x = 9,716,852,187.99 - Step 5: Solve for x
x = 9,716,852,187.99/113,195.34 - Step 6: Final answer
x = 85,841.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.