Finding the Fourth Proportional to 220,115.16, 330,108.12 and 93,754.08
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Solution
The fourth proportional to 220,115.16, 330,108.12 and 93,754.08 is: 140,603.60
Step by Step Solution
- Step 1: Write the proportion equation
220,115.16 : 330,108.12 = 93,754.08 : x - Step 2: Convert to fraction form
220,115.16/330,108.12 = 93,754.08/x - Step 3: Cross multiply
220,115.16x = 330,108.12 × 93,754.08 - Step 4: Simplify right side
220,115.16x = 30,948,983,091.13 - Step 5: Solve for x
x = 30,948,983,091.13/220,115.16 - Step 6: Final answer
x = 140,603.60
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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.