Finding the Fourth Proportional to 180,302.76, 270,433.44 and 47,195.91
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Solution
The fourth proportional to 180,302.76, 270,433.44 and 47,195.91 is: 70,788.45
Step by Step Solution
- Step 1: Write the proportion equation
180,302.76 : 270,433.44 = 47,195.91 : x - Step 2: Convert to fraction form
180,302.76/270,433.44 = 47,195.91/x - Step 3: Cross multiply
180,302.76x = 270,433.44 × 47,195.91 - Step 4: Simplify right side
180,302.76x = 12,763,352,295.23 - Step 5: Solve for x
x = 12,763,352,295.23/180,302.76 - Step 6: Final answer
x = 70,788.45
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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.