Finding the Fourth Proportional to 79,973.62, 110,363.58 and 44,163.70
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Solution
The fourth proportional to 79,973.62, 110,363.58 and 44,163.70 is: 60,945.90
Step by Step Solution
- Step 1: Write the proportion equation
79,973.62 : 110,363.58 = 44,163.70 : x - Step 2: Convert to fraction form
79,973.62/110,363.58 = 44,163.70/x - Step 3: Cross multiply
79,973.62x = 110,363.58 × 44,163.70 - Step 4: Simplify right side
79,973.62x = 4,874,064,038.05 - Step 5: Solve for x
x = 4,874,064,038.05/79,973.62 - Step 6: Final answer
x = 60,945.90
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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.