Finding the Fourth Proportional to 80,330.08, 110,830.18 and 46,334.01
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Solution
The fourth proportional to 80,330.08, 110,830.18 and 46,334.01 is: 63,926.32
Step by Step Solution
- Step 1: Write the proportion equation
80,330.08 : 110,830.18 = 46,334.01 : x - Step 2: Convert to fraction form
80,330.08/110,830.18 = 46,334.01/x - Step 3: Cross multiply
80,330.08x = 110,830.18 × 46,334.01 - Step 4: Simplify right side
80,330.08x = 5,135,206,136.97 - Step 5: Solve for x
x = 5,135,206,136.97/80,330.08 - Step 6: Final answer
x = 63,926.32
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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.