Finding the Fourth Proportional to 75,924.74, 113,849.85 and 44,342.74
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Solution
The fourth proportional to 75,924.74, 113,849.85 and 44,342.74 is: 66,492.35
Step by Step Solution
- Step 1: Write the proportion equation
75,924.74 : 113,849.85 = 44,342.74 : x - Step 2: Convert to fraction form
75,924.74/113,849.85 = 44,342.74/x - Step 3: Cross multiply
75,924.74x = 113,849.85 × 44,342.74 - Step 4: Simplify right side
75,924.74x = 5,048,414,606.19 - Step 5: Solve for x
x = 5,048,414,606.19/75,924.74 - Step 6: Final answer
x = 66,492.35
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1.5x scale
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.