Finding the Fourth Proportional to 195,799.66, 270,246.99 and 110,963.50
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Solution
The fourth proportional to 195,799.66, 270,246.99 and 110,963.50 is: 153,154.26
Step by Step Solution
- Step 1: Write the proportion equation
195,799.66 : 270,246.99 = 110,963.50 : x - Step 2: Convert to fraction form
195,799.66/270,246.99 = 110,963.50/x - Step 3: Cross multiply
195,799.66x = 270,246.99 × 110,963.50 - Step 4: Simplify right side
195,799.66x = 29,987,551,874.87 - Step 5: Solve for x
x = 29,987,551,874.87/195,799.66 - Step 6: Final answer
x = 153,154.26
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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.