Finding the Fourth Proportional to 171,225.24, 256,881.68 and 100,207.68
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Solution
The fourth proportional to 171,225.24, 256,881.68 and 100,207.68 is: 150,337.16
Step by Step Solution
- Step 1: Write the proportion equation
171,225.24 : 256,881.68 = 100,207.68 : x - Step 2: Convert to fraction form
171,225.24/256,881.68 = 100,207.68/x - Step 3: Cross multiply
171,225.24x = 256,881.68 × 100,207.68 - Step 4: Simplify right side
171,225.24x = 25,741,516,686.26 - Step 5: Solve for x
x = 25,741,516,686.26/171,225.24 - Step 6: Final answer
x = 150,337.16
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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.