Finding the Fourth Proportional to 159,846.29, 239,814.39 and 69,896.91
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Solution
The fourth proportional to 159,846.29, 239,814.39 and 69,896.91 is: 104,865.02
Step by Step Solution
- Step 1: Write the proportion equation
159,846.29 : 239,814.39 = 69,896.91 : x - Step 2: Convert to fraction form
159,846.29/239,814.39 = 69,896.91/x - Step 3: Cross multiply
159,846.29x = 239,814.39 × 69,896.91 - Step 4: Simplify right side
159,846.29x = 16,762,284,485.05 - Step 5: Solve for x
x = 16,762,284,485.05/159,846.29 - Step 6: Final answer
x = 104,865.02
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1.5x scale
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.