Finding the Fourth Proportional to 159,845.29, 239,812.88 and 69,895.91
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Solution
The fourth proportional to 159,845.29, 239,812.88 and 69,895.91 is: 104,863.52
Step by Step Solution
- Step 1: Write the proportion equation
159,845.29 : 239,812.88 = 69,895.91 : x - Step 2: Convert to fraction form
159,845.29/239,812.88 = 69,895.91/x - Step 3: Cross multiply
159,845.29x = 239,812.88 × 69,895.91 - Step 4: Simplify right side
159,845.29x = 16,761,939,652.06 - Step 5: Solve for x
x = 16,761,939,652.06/159,845.29 - Step 6: Final answer
x = 104,863.52
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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.