Finding the Fourth Proportional to 159,612.71, 239,366.97 and 52,968.02
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Solution
The fourth proportional to 159,612.71, 239,366.97 and 52,968.02 is: 79,434.75
Step by Step Solution
- Step 1: Write the proportion equation
159,612.71 : 239,366.97 = 52,968.02 : x - Step 2: Convert to fraction form
159,612.71/239,366.97 = 52,968.02/x - Step 3: Cross multiply
159,612.71x = 239,366.97 × 52,968.02 - Step 4: Simplify right side
159,612.71x = 12,678,795,251.35 - Step 5: Solve for x
x = 12,678,795,251.35/159,612.71 - Step 6: Final answer
x = 79,434.75
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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.