Finding the Fourth Proportional to 134,518.16, 201,707.17 and 50,208.99
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Solution
The fourth proportional to 134,518.16, 201,707.17 and 50,208.99 is: 75,287.33
Step by Step Solution
- Step 1: Write the proportion equation
134,518.16 : 201,707.17 = 50,208.99 : x - Step 2: Convert to fraction form
134,518.16/201,707.17 = 50,208.99/x - Step 3: Cross multiply
134,518.16x = 201,707.17 × 50,208.99 - Step 4: Simplify right side
134,518.16x = 10,127,513,344.22 - Step 5: Solve for x
x = 10,127,513,344.22/134,518.16 - Step 6: Final answer
x = 75,287.33
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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.