Finding the Fourth Proportional to 80,357.74, 110,883.42 and 44,547.42
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Solution
The fourth proportional to 80,357.74, 110,883.42 and 44,547.42 is: 61,469.75
Step by Step Solution
- Step 1: Write the proportion equation
80,357.74 : 110,883.42 = 44,547.42 : x - Step 2: Convert to fraction form
80,357.74/110,883.42 = 44,547.42/x - Step 3: Cross multiply
80,357.74x = 110,883.42 × 44,547.42 - Step 4: Simplify right side
80,357.74x = 4,939,570,281.78 - Step 5: Solve for x
x = 4,939,570,281.78/80,357.74 - Step 6: Final answer
x = 61,469.75
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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.