Finding the Fourth Proportional to 134,698.86, 201,916.26 and 114,753.42
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Solution
The fourth proportional to 134,698.86, 201,916.26 and 114,753.42 is: 172,017.65
Step by Step Solution
- Step 1: Write the proportion equation
134,698.86 : 201,916.26 = 114,753.42 : x - Step 2: Convert to fraction form
134,698.86/201,916.26 = 114,753.42/x - Step 3: Cross multiply
134,698.86x = 201,916.26 × 114,753.42 - Step 4: Simplify right side
134,698.86x = 23,170,581,388.61 - Step 5: Solve for x
x = 23,170,581,388.61/134,698.86 - Step 6: Final answer
x = 172,017.65
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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.