Finding the Fourth Proportional to 73,507.08, 110,316.12 and 53,836.65
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Solution
The fourth proportional to 73,507.08, 110,316.12 and 53,836.65 is: 80,795.62
Step by Step Solution
- Step 1: Write the proportion equation
73,507.08 : 110,316.12 = 53,836.65 : x - Step 2: Convert to fraction form
73,507.08/110,316.12 = 53,836.65/x - Step 3: Cross multiply
73,507.08x = 110,316.12 × 53,836.65 - Step 4: Simplify right side
73,507.08x = 5,939,050,341.80 - Step 5: Solve for x
x = 5,939,050,341.80/73,507.08 - Step 6: Final answer
x = 80,795.62
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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.