Finding the Fourth Proportional to 234,201.52, 351,358.17 and 76,430.26
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Solution
The fourth proportional to 234,201.52, 351,358.17 and 76,430.26 is: 114,663.63
Step by Step Solution
- Step 1: Write the proportion equation
234,201.52 : 351,358.17 = 76,430.26 : x - Step 2: Convert to fraction form
234,201.52/351,358.17 = 76,430.26/x - Step 3: Cross multiply
234,201.52x = 351,358.17 × 76,430.26 - Step 4: Simplify right side
234,201.52x = 26,854,396,286.22 - Step 5: Solve for x
x = 26,854,396,286.22/234,201.52 - Step 6: Final answer
x = 114,663.63
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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.