Finding the Fourth Proportional to 79,924.16, 110,295.12 and 44,113.94
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Solution
The fourth proportional to 79,924.16, 110,295.12 and 44,113.94 is: 60,877.12
Step by Step Solution
- Step 1: Write the proportion equation
79,924.16 : 110,295.12 = 44,113.94 : x - Step 2: Convert to fraction form
79,924.16/110,295.12 = 44,113.94/x - Step 3: Cross multiply
79,924.16x = 110,295.12 × 44,113.94 - Step 4: Simplify right side
79,924.16x = 4,865,552,305.97 - Step 5: Solve for x
x = 4,865,552,305.97/79,924.16 - Step 6: Final answer
x = 60,877.12
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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.