Finding the Fourth Proportional to 162,314.76, 224,137.99 and 101,165.31
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Solution
The fourth proportional to 162,314.76, 224,137.99 and 101,165.31 is: 139,697.64
Step by Step Solution
- Step 1: Write the proportion equation
162,314.76 : 224,137.99 = 101,165.31 : x - Step 2: Convert to fraction form
162,314.76/224,137.99 = 101,165.31/x - Step 3: Cross multiply
162,314.76x = 224,137.99 × 101,165.31 - Step 4: Simplify right side
162,314.76x = 22,674,988,137.47 - Step 5: Solve for x
x = 22,674,988,137.47/162,314.76 - Step 6: Final answer
x = 139,697.64
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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.