Finding the Third Proportional to 72,419.91 and 106,037.44
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Solution
The third proportional to 72,419.91 and 106,037.44 is: 155,260.32
Step by Step Solution
- Step 1: Write the proportion equation
72,419.91 : 106,037.44 = 106,037.44 : x - Step 2: Convert to fraction form
72,419.91/106,037.44 = 106,037.44/x - Step 3: Cross multiply
72,419.91x = 106,037.44 × 106,037.44 - Step 4: Simplify right side
72,419.91x = 11,243,938,151.57 - Step 5: Solve for x
x = 11,243,938,151.57/72,419.91 - Step 6: Final answer
x = 155,260.32
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.