Finding the Fourth Proportional to 83,383.79, 125,103.45 and 27,226.17
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Solution
The fourth proportional to 83,383.79, 125,103.45 and 27,226.17 is: 40,848.32
Step by Step Solution
- Step 1: Write the proportion equation
83,383.79 : 125,103.45 = 27,226.17 : x - Step 2: Convert to fraction form
83,383.79/125,103.45 = 27,226.17/x - Step 3: Cross multiply
83,383.79x = 125,103.45 × 27,226.17 - Step 4: Simplify right side
83,383.79x = 3,406,087,797.29 - Step 5: Solve for x
x = 3,406,087,797.29/83,383.79 - Step 6: Final answer
x = 40,848.32
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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.