Finding the Fourth Proportional to 150,764.22, 207,988.02 and 93,388.41
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Solution
The fourth proportional to 150,764.22, 207,988.02 and 93,388.41 is: 128,834.75
Step by Step Solution
- Step 1: Write the proportion equation
150,764.22 : 207,988.02 = 93,388.41 : x - Step 2: Convert to fraction form
150,764.22/207,988.02 = 93,388.41/x - Step 3: Cross multiply
150,764.22x = 207,988.02 × 93,388.41 - Step 4: Simplify right side
150,764.22x = 19,423,670,486.85 - Step 5: Solve for x
x = 19,423,670,486.85/150,764.22 - Step 6: Final answer
x = 128,834.75
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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.