Finding the Fourth Proportional to 83,388.18, 125,102.18 and 27,228.39
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Solution
The fourth proportional to 83,388.18, 125,102.18 and 27,228.39 is: 40,849.09
Step by Step Solution
- Step 1: Write the proportion equation
83,388.18 : 125,102.18 = 27,228.39 : x - Step 2: Convert to fraction form
83,388.18/125,102.18 = 27,228.39/x - Step 3: Cross multiply
83,388.18x = 125,102.18 × 27,228.39 - Step 4: Simplify right side
83,388.18x = 3,406,330,946.89 - Step 5: Solve for x
x = 3,406,330,946.89/83,388.18 - Step 6: Final answer
x = 40,849.09
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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.