Finding the Fourth Proportional to 161,750.88, 242,623.44 and 68,257.44
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Solution
The fourth proportional to 161,750.88, 242,623.44 and 68,257.44 is: 102,384.94
Step by Step Solution
- Step 1: Write the proportion equation
161,750.88 : 242,623.44 = 68,257.44 : x - Step 2: Convert to fraction form
161,750.88/242,623.44 = 68,257.44/x - Step 3: Cross multiply
161,750.88x = 242,623.44 × 68,257.44 - Step 4: Simplify right side
161,750.88x = 16,560,854,898.39 - Step 5: Solve for x
x = 16,560,854,898.39/161,750.88 - Step 6: Final answer
x = 102,384.94
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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.