Finding the Fourth Proportional to 203,079.30, 304,402.95 and 97,829.70
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Solution
The fourth proportional to 203,079.30, 304,402.95 and 97,829.70 is: 146,640.50
Step by Step Solution
- Step 1: Write the proportion equation
203,079.30 : 304,402.95 = 97,829.70 : x - Step 2: Convert to fraction form
203,079.30/304,402.95 = 97,829.70/x - Step 3: Cross multiply
203,079.30x = 304,402.95 × 97,829.70 - Step 4: Simplify right side
203,079.30x = 29,779,649,277.62 - Step 5: Solve for x
x = 29,779,649,277.62/203,079.30 - Step 6: Final answer
x = 146,640.50
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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.