Finding the Fourth Proportional to 80,202.93, 110,691.70 and 46,204.80
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Solution
The fourth proportional to 80,202.93, 110,691.70 and 46,204.80 is: 63,769.34
Step by Step Solution
- Step 1: Write the proportion equation
80,202.93 : 110,691.70 = 46,204.80 : x - Step 2: Convert to fraction form
80,202.93/110,691.70 = 46,204.80/x - Step 3: Cross multiply
80,202.93x = 110,691.70 × 46,204.80 - Step 4: Simplify right side
80,202.93x = 5,114,487,860.16 - Step 5: Solve for x
x = 5,114,487,860.16/80,202.93 - Step 6: Final answer
x = 63,769.34
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1.5x scale
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.