Finding the Fourth Proportional to 73,458.10, 110,320.80 and 64,272.70
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Solution
The fourth proportional to 73,458.10, 110,320.80 and 64,272.70 is: 96,525.99
Step by Step Solution
- Step 1: Write the proportion equation
73,458.10 : 110,320.80 = 64,272.70 : x - Step 2: Convert to fraction form
73,458.10/110,320.80 = 64,272.70/x - Step 3: Cross multiply
73,458.10x = 110,320.80 × 64,272.70 - Step 4: Simplify right side
73,458.10x = 7,090,615,682.16 - Step 5: Solve for x
x = 7,090,615,682.16/73,458.10 - Step 6: Final answer
x = 96,525.99
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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.