Finding the Fourth Proportional to 235,710.75, 325,280.84 and 135,167.07
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Solution
The fourth proportional to 235,710.75, 325,280.84 and 135,167.07 is: 186,530.56
Step by Step Solution
- Step 1: Write the proportion equation
235,710.75 : 325,280.84 = 135,167.07 : x - Step 2: Convert to fraction form
235,710.75/325,280.84 = 135,167.07/x - Step 3: Cross multiply
235,710.75x = 325,280.84 × 135,167.07 - Step 4: Simplify right side
235,710.75x = 43,967,257,394.10 - Step 5: Solve for x
x = 43,967,257,394.10/235,710.75 - Step 6: Final answer
x = 186,530.56
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1.5x scale
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.