Finding the Fourth Proportional to 162,657.97, 224,467.98 and 91,037.99
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Solution
The fourth proportional to 162,657.97, 224,467.98 and 91,037.99 is: 125,632.41
Step by Step Solution
- Step 1: Write the proportion equation
162,657.97 : 224,467.98 = 91,037.99 : x - Step 2: Convert to fraction form
162,657.97/224,467.98 = 91,037.99/x - Step 3: Cross multiply
162,657.97x = 224,467.98 × 91,037.99 - Step 4: Simplify right side
162,657.97x = 20,435,113,938.34 - Step 5: Solve for x
x = 20,435,113,938.34/162,657.97 - Step 6: Final answer
x = 125,632.41
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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.