Finding the Fourth Proportional to 171,228.24, 256,894.08 and 51,289.08
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Solution
The fourth proportional to 171,228.24, 256,894.08 and 51,289.08 is: 76,949.11
Step by Step Solution
- Step 1: Write the proportion equation
171,228.24 : 256,894.08 = 51,289.08 : x - Step 2: Convert to fraction form
171,228.24/256,894.08 = 51,289.08/x - Step 3: Cross multiply
171,228.24x = 256,894.08 × 51,289.08 - Step 4: Simplify right side
171,228.24x = 13,175,861,020.65 - Step 5: Solve for x
x = 13,175,861,020.65/171,228.24 - Step 6: Final answer
x = 76,949.11
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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.