Finding the Third Proportional to 133,201.50 and 285,355.50
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Solution
The third proportional to 133,201.50 and 285,355.50 is: 611,312.65
Step by Step Solution
- Step 1: Write the proportion equation
133,201.50 : 285,355.50 = 285,355.50 : x - Step 2: Convert to fraction form
133,201.50/285,355.50 = 285,355.50/x - Step 3: Cross multiply
133,201.50x = 285,355.50 × 285,355.50 - Step 4: Simplify right side
133,201.50x = 81,427,761,380.25 - Step 5: Solve for x
x = 81,427,761,380.25/133,201.50 - Step 6: Final answer
x = 611,312.65
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.