Finding the Fourth Proportional to 79,946.99, 110,326.86 and 44,137.02
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Solution
The fourth proportional to 79,946.99, 110,326.86 and 44,137.02 is: 60,909.10
Step by Step Solution
- Step 1: Write the proportion equation
79,946.99 : 110,326.86 = 44,137.02 : x - Step 2: Convert to fraction form
79,946.99/110,326.86 = 44,137.02/x - Step 3: Cross multiply
79,946.99x = 110,326.86 × 44,137.02 - Step 4: Simplify right side
79,946.99x = 4,869,498,826.36 - Step 5: Solve for x
x = 4,869,498,826.36/79,946.99 - Step 6: Final answer
x = 60,909.10
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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.