Finding the Fourth Proportional to 150,244.74, 207,271.58 and 89,784.99
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Solution
The fourth proportional to 150,244.74, 207,271.58 and 89,784.99 is: 123,863.75
Step by Step Solution
- Step 1: Write the proportion equation
150,244.74 : 207,271.58 = 89,784.99 : x - Step 2: Convert to fraction form
150,244.74/207,271.58 = 89,784.99/x - Step 3: Cross multiply
150,244.74x = 207,271.58 × 89,784.99 - Step 4: Simplify right side
150,244.74x = 18,609,876,288.66 - Step 5: Solve for x
x = 18,609,876,288.66/150,244.74 - Step 6: Final answer
x = 123,863.75
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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.