Finding the Fourth Proportional to 180,003.70, 270,005.55 and 176,115.70
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Solution
The fourth proportional to 180,003.70, 270,005.55 and 176,115.70 is: 264,173.55
Step by Step Solution
- Step 1: Write the proportion equation
180,003.70 : 270,005.55 = 176,115.70 : x - Step 2: Convert to fraction form
180,003.70/270,005.55 = 176,115.70/x - Step 3: Cross multiply
180,003.70x = 270,005.55 × 176,115.70 - Step 4: Simplify right side
180,003.70x = 47,552,216,442.14 - Step 5: Solve for x
x = 47,552,216,442.14/180,003.70 - Step 6: Final answer
x = 264,173.55
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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.