Finding the Fourth Proportional to 186,408.95, 257,162.50 and 125,957.53
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Solution
The fourth proportional to 186,408.95, 257,162.50 and 125,957.53 is: 173,766.09
Step by Step Solution
- Step 1: Write the proportion equation
186,408.95 : 257,162.50 = 125,957.53 : x - Step 2: Convert to fraction form
186,408.95/257,162.50 = 125,957.53/x - Step 3: Cross multiply
186,408.95x = 257,162.50 × 125,957.53 - Step 4: Simplify right side
186,408.95x = 32,391,553,079.01 - Step 5: Solve for x
x = 32,391,553,079.01/186,408.95 - Step 6: Final answer
x = 173,766.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.