Finding the Fourth Proportional to 80,174.18, 110,652.05 and 46,176.05
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Solution
The fourth proportional to 80,174.18, 110,652.05 and 46,176.05 is: 63,729.68
Step by Step Solution
- Step 1: Write the proportion equation
80,174.18 : 110,652.05 = 46,176.05 : x - Step 2: Convert to fraction form
80,174.18/110,652.05 = 46,176.05/x - Step 3: Cross multiply
80,174.18x = 110,652.05 × 46,176.05 - Step 4: Simplify right side
80,174.18x = 5,109,474,985.47 - Step 5: Solve for x
x = 5,109,474,985.47/80,174.18 - Step 6: Final answer
x = 63,729.68
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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.