Finding the Fourth Proportional to 176,609.30, 264,913.95 and 157,363.70
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Solution
The fourth proportional to 176,609.30, 264,913.95 and 157,363.70 is: 236,045.55
Step by Step Solution
- Step 1: Write the proportion equation
176,609.30 : 264,913.95 = 157,363.70 : x - Step 2: Convert to fraction form
176,609.30/264,913.95 = 157,363.70/x - Step 3: Cross multiply
176,609.30x = 264,913.95 × 157,363.70 - Step 4: Simplify right side
176,609.30x = 41,687,839,353.62 - Step 5: Solve for x
x = 41,687,839,353.62/176,609.30 - Step 6: Final answer
x = 236,045.55
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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.