Finding the Fourth Proportional to 179,232.84, 247,331.88 and 98,644.68
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Solution
The fourth proportional to 179,232.84, 247,331.88 and 98,644.68 is: 136,124.46
Step by Step Solution
- Step 1: Write the proportion equation
179,232.84 : 247,331.88 = 98,644.68 : x - Step 2: Convert to fraction form
179,232.84/247,331.88 = 98,644.68/x - Step 3: Cross multiply
179,232.84x = 247,331.88 × 98,644.68 - Step 4: Simplify right side
179,232.84x = 24,397,974,156.40 - Step 5: Solve for x
x = 24,397,974,156.40/179,232.84 - Step 6: Final answer
x = 136,124.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.