Finding the Fourth Proportional to 79,237.44, 118,856.16 and 48,007.08
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Solution
The fourth proportional to 79,237.44, 118,856.16 and 48,007.08 is: 72,010.62
Step by Step Solution
- Step 1: Write the proportion equation
79,237.44 : 118,856.16 = 48,007.08 : x - Step 2: Convert to fraction form
79,237.44/118,856.16 = 48,007.08/x - Step 3: Cross multiply
79,237.44x = 118,856.16 × 48,007.08 - Step 4: Simplify right side
79,237.44x = 5,705,937,181.61 - Step 5: Solve for x
x = 5,705,937,181.61/79,237.44 - Step 6: Final answer
x = 72,010.62
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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.