Finding the Fourth Proportional to 135,358.92, 203,038.29 and 41,864.67
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Solution
The fourth proportional to 135,358.92, 203,038.29 and 41,864.67 is: 62,796.98
Step by Step Solution
- Step 1: Write the proportion equation
135,358.92 : 203,038.29 = 41,864.67 : x - Step 2: Convert to fraction form
135,358.92/203,038.29 = 41,864.67/x - Step 3: Cross multiply
135,358.92x = 203,038.29 × 41,864.67 - Step 4: Simplify right side
135,358.92x = 8,500,131,008.21 - Step 5: Solve for x
x = 8,500,131,008.21/135,358.92 - Step 6: Final answer
x = 62,796.98
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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.