Finding the Fourth Proportional to 150,288.77, 207,538.99 and 96,666.87
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Solution
The fourth proportional to 150,288.77, 207,538.99 and 96,666.87 is: 133,490.65
Step by Step Solution
- Step 1: Write the proportion equation
150,288.77 : 207,538.99 = 96,666.87 : x - Step 2: Convert to fraction form
150,288.77/207,538.99 = 96,666.87/x - Step 3: Cross multiply
150,288.77x = 207,538.99 × 96,666.87 - Step 4: Simplify right side
150,288.77x = 20,062,144,324.59 - Step 5: Solve for x
x = 20,062,144,324.59/150,288.77 - Step 6: Final answer
x = 133,490.65
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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.