Finding the Fourth Proportional to 203,161.86, 304,820.58 and 97,972.02
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Solution
The fourth proportional to 203,161.86, 304,820.58 and 97,972.02 is: 146,995.54
Step by Step Solution
- Step 1: Write the proportion equation
203,161.86 : 304,820.58 = 97,972.02 : x - Step 2: Convert to fraction form
203,161.86/304,820.58 = 97,972.02/x - Step 3: Cross multiply
203,161.86x = 304,820.58 × 97,972.02 - Step 4: Simplify right side
203,161.86x = 29,863,887,960.17 - Step 5: Solve for x
x = 29,863,887,960.17/203,161.86 - Step 6: Final answer
x = 146,995.54
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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.