Finding the Fourth Proportional to 73,498.08, 110,255.58 and 29,128.68
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Solution
The fourth proportional to 73,498.08, 110,255.58 and 29,128.68 is: 43,696.37
Step by Step Solution
- Step 1: Write the proportion equation
73,498.08 : 110,255.58 = 29,128.68 : x - Step 2: Convert to fraction form
73,498.08/110,255.58 = 29,128.68/x - Step 3: Cross multiply
73,498.08x = 110,255.58 × 29,128.68 - Step 4: Simplify right side
73,498.08x = 3,211,599,508.03 - Step 5: Solve for x
x = 3,211,599,508.03/73,498.08 - Step 6: Final answer
x = 43,696.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.