Finding the Fourth Proportional to 79,753.08, 110,055.87 and 45,737.94
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Solution
The fourth proportional to 79,753.08, 110,055.87 and 45,737.94 is: 63,116.42
Step by Step Solution
- Step 1: Write the proportion equation
79,753.08 : 110,055.87 = 45,737.94 : x - Step 2: Convert to fraction form
79,753.08/110,055.87 = 45,737.94/x - Step 3: Cross multiply
79,753.08x = 110,055.87 × 45,737.94 - Step 4: Simplify right side
79,753.08x = 5,033,728,778.71 - Step 5: Solve for x
x = 5,033,728,778.71/79,753.08 - Step 6: Final answer
x = 63,116.42
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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.