Finding the Fourth Proportional to 117,397.14, 175,760.36 and 109,948.58
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Solution
The fourth proportional to 117,397.14, 175,760.36 and 109,948.58 is: 164,608.80
Step by Step Solution
- Step 1: Write the proportion equation
117,397.14 : 175,760.36 = 109,948.58 : x - Step 2: Convert to fraction form
117,397.14/175,760.36 = 109,948.58/x - Step 3: Cross multiply
117,397.14x = 175,760.36 × 109,948.58 - Step 4: Simplify right side
117,397.14x = 19,324,602,002.29 - Step 5: Solve for x
x = 19,324,602,002.29/117,397.14 - Step 6: Final answer
x = 164,608.80
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1.5x scale
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.