Finding the Fourth Proportional to 150,651.63, 207,996.63 and 93,351.75
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Solution
The fourth proportional to 150,651.63, 207,996.63 and 93,351.75 is: 128,885.76
Step by Step Solution
- Step 1: Write the proportion equation
150,651.63 : 207,996.63 = 93,351.75 : x - Step 2: Convert to fraction form
150,651.63/207,996.63 = 93,351.75/x - Step 3: Cross multiply
150,651.63x = 207,996.63 × 93,351.75 - Step 4: Simplify right side
150,651.63x = 19,416,849,404.60 - Step 5: Solve for x
x = 19,416,849,404.60/150,651.63 - Step 6: Final answer
x = 128,885.76
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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.