Finding the Fourth Proportional to 171,520.24, 257,305.24 and 53,201.08
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Solution
The fourth proportional to 171,520.24, 257,305.24 and 53,201.08 is: 79,809.34
Step by Step Solution
- Step 1: Write the proportion equation
171,520.24 : 257,305.24 = 53,201.08 : x - Step 2: Convert to fraction form
171,520.24/257,305.24 = 53,201.08/x - Step 3: Cross multiply
171,520.24x = 257,305.24 × 53,201.08 - Step 4: Simplify right side
171,520.24x = 13,688,916,657.66 - Step 5: Solve for x
x = 13,688,916,657.66/171,520.24 - Step 6: Final answer
x = 79,809.34
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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.