Finding the Fourth Proportional to 185,299.97, 255,430.91 and 113,546.93
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Solution
The fourth proportional to 185,299.97, 255,430.91 and 113,546.93 is: 156,521.32
Step by Step Solution
- Step 1: Write the proportion equation
185,299.97 : 255,430.91 = 113,546.93 : x - Step 2: Convert to fraction form
185,299.97/255,430.91 = 113,546.93/x - Step 3: Cross multiply
185,299.97x = 255,430.91 × 113,546.93 - Step 4: Simplify right side
185,299.97x = 29,003,394,735.16 - Step 5: Solve for x
x = 29,003,394,735.16/185,299.97 - Step 6: Final answer
x = 156,521.32
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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.