Finding the Fourth Proportional to 124,446.36, 186,653.65 and 40,197.77
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Solution
The fourth proportional to 124,446.36, 186,653.65 and 40,197.77 is: 60,291.52
Step by Step Solution
- Step 1: Write the proportion equation
124,446.36 : 186,653.65 = 40,197.77 : x - Step 2: Convert to fraction form
124,446.36/186,653.65 = 40,197.77/x - Step 3: Cross multiply
124,446.36x = 186,653.65 × 40,197.77 - Step 4: Simplify right side
124,446.36x = 7,503,060,492.36 - Step 5: Solve for x
x = 7,503,060,492.36/124,446.36 - Step 6: Final answer
x = 60,291.52
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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.