Finding the Fourth Proportional to 155,567.75, 233,351.63 and 44,759.75
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Solution
The fourth proportional to 155,567.75, 233,351.63 and 44,759.75 is: 67,139.63
Step by Step Solution
- Step 1: Write the proportion equation
155,567.75 : 233,351.63 = 44,759.75 : x - Step 2: Convert to fraction form
155,567.75/233,351.63 = 44,759.75/x - Step 3: Cross multiply
155,567.75x = 233,351.63 × 44,759.75 - Step 4: Simplify right side
155,567.75x = 10,444,760,397.09 - Step 5: Solve for x
x = 10,444,760,397.09/155,567.75 - Step 6: Final answer
x = 67,139.63
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1.5x scale
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.