Finding the Fourth Proportional to 144,001.65, 201,135.75 and 144,001.65
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Solution
The fourth proportional to 144,001.65, 201,135.75 and 144,001.65 is: 201,135.75
Step by Step Solution
- Step 1: Write the proportion equation
144,001.65 : 201,135.75 = 144,001.65 : x - Step 2: Convert to fraction form
144,001.65/201,135.75 = 144,001.65/x - Step 3: Cross multiply
144,001.65x = 201,135.75 × 144,001.65 - Step 4: Simplify right side
144,001.65x = 28,963,879,873.99 - Step 5: Solve for x
x = 28,963,879,873.99/144,001.65 - Step 6: Final answer
x = 201,135.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.