Finding the Fourth Proportional to 76,356.96, 114,507.99 and 26,423.49
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Solution
The fourth proportional to 76,356.96, 114,507.99 and 26,423.49 is: 39,625.74
Step by Step Solution
- Step 1: Write the proportion equation
76,356.96 : 114,507.99 = 26,423.49 : x - Step 2: Convert to fraction form
76,356.96/114,507.99 = 26,423.49/x - Step 3: Cross multiply
76,356.96x = 114,507.99 × 26,423.49 - Step 4: Simplify right side
76,356.96x = 3,025,701,158.09 - Step 5: Solve for x
x = 3,025,701,158.09/76,356.96 - Step 6: Final answer
x = 39,625.74
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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.