Finding the Fourth Proportional to 121,523.70, 182,285.55 and 121,523.70
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Solution
The fourth proportional to 121,523.70, 182,285.55 and 121,523.70 is: 182,285.55
Step by Step Solution
- Step 1: Write the proportion equation
121,523.70 : 182,285.55 = 121,523.70 : x - Step 2: Convert to fraction form
121,523.70/182,285.55 = 121,523.70/x - Step 3: Cross multiply
121,523.70x = 182,285.55 × 121,523.70 - Step 4: Simplify right side
121,523.70x = 22,152,014,492.54 - Step 5: Solve for x
x = 22,152,014,492.54/121,523.70 - Step 6: Final answer
x = 182,285.55
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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.