Finding the Fourth Proportional to 159,367.68, 239,088.96 and 89,295.36
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Solution
The fourth proportional to 159,367.68, 239,088.96 and 89,295.36 is: 133,964.02
Step by Step Solution
- Step 1: Write the proportion equation
159,367.68 : 239,088.96 = 89,295.36 : x - Step 2: Convert to fraction form
159,367.68/239,088.96 = 89,295.36/x - Step 3: Cross multiply
159,367.68x = 239,088.96 × 89,295.36 - Step 4: Simplify right side
159,367.68x = 21,349,534,755.23 - Step 5: Solve for x
x = 21,349,534,755.23/159,367.68 - Step 6: Final answer
x = 133,964.02
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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.