Finding the Fourth Proportional to 79,749.08, 119,510.78 and 44,226.02
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Solution
The fourth proportional to 79,749.08, 119,510.78 and 44,226.02 is: 66,276.45
Step by Step Solution
- Step 1: Write the proportion equation
79,749.08 : 119,510.78 = 44,226.02 : x - Step 2: Convert to fraction form
79,749.08/119,510.78 = 44,226.02/x - Step 3: Cross multiply
79,749.08x = 119,510.78 × 44,226.02 - Step 4: Simplify right side
79,749.08x = 5,285,486,224.14 - Step 5: Solve for x
x = 5,285,486,224.14/79,749.08 - Step 6: Final answer
x = 66,276.45
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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.