Finding the Fourth Proportional to 203,207.80, 304,595.70 and 97,958.20
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Solution
The fourth proportional to 203,207.80, 304,595.70 and 97,958.20 is: 146,833.18
Step by Step Solution
- Step 1: Write the proportion equation
203,207.80 : 304,595.70 = 97,958.20 : x - Step 2: Convert to fraction form
203,207.80/304,595.70 = 97,958.20/x - Step 3: Cross multiply
203,207.80x = 304,595.70 × 97,958.20 - Step 4: Simplify right side
203,207.80x = 29,837,646,499.74 - Step 5: Solve for x
x = 29,837,646,499.74/203,207.80 - Step 6: Final answer
x = 146,833.18
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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.