Finding the Fourth Proportional to 171,873.43, 237,228.93 and 117,447.63
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Solution
The fourth proportional to 171,873.43, 237,228.93 and 117,447.63 is: 162,107.52
Step by Step Solution
- Step 1: Write the proportion equation
171,873.43 : 237,228.93 = 117,447.63 : x - Step 2: Convert to fraction form
171,873.43/237,228.93 = 117,447.63/x - Step 3: Cross multiply
171,873.43x = 237,228.93 × 117,447.63 - Step 4: Simplify right side
171,873.43x = 27,861,975,848.53 - Step 5: Solve for x
x = 27,861,975,848.53/171,873.43 - Step 6: Final answer
x = 162,107.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.