Finding the Fourth Proportional to 83,390.96, 125,090.08 and 27,230.62
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Solution
The fourth proportional to 83,390.96, 125,090.08 and 27,230.62 is: 40,847.12
Step by Step Solution
- Step 1: Write the proportion equation
83,390.96 : 125,090.08 = 27,230.62 : x - Step 2: Convert to fraction form
83,390.96/125,090.08 = 27,230.62/x - Step 3: Cross multiply
83,390.96x = 125,090.08 × 27,230.62 - Step 4: Simplify right side
83,390.96x = 3,406,280,434.25 - Step 5: Solve for x
x = 3,406,280,434.25/83,390.96 - Step 6: Final answer
x = 40,847.12
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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.