Finding the Fourth Proportional to 80,203.48, 110,677.98 and 44,393.56
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Solution
The fourth proportional to 80,203.48, 110,677.98 and 44,393.56 is: 61,261.55
Step by Step Solution
- Step 1: Write the proportion equation
80,203.48 : 110,677.98 = 44,393.56 : x - Step 2: Convert to fraction form
80,203.48/110,677.98 = 44,393.56/x - Step 3: Cross multiply
80,203.48x = 110,677.98 × 44,393.56 - Step 4: Simplify right side
80,203.48x = 4,913,389,545.81 - Step 5: Solve for x
x = 4,913,389,545.81/80,203.48 - Step 6: Final answer
x = 61,261.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.