Finding the Fourth Proportional to 70,905.96, 106,348.34 and 23,553.99
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Solution
The fourth proportional to 70,905.96, 106,348.34 and 23,553.99 is: 35,327.47
Step by Step Solution
- Step 1: Write the proportion equation
70,905.96 : 106,348.34 = 23,553.99 : x - Step 2: Convert to fraction form
70,905.96/106,348.34 = 23,553.99/x - Step 3: Cross multiply
70,905.96x = 106,348.34 × 23,553.99 - Step 4: Simplify right side
70,905.96x = 2,504,927,795.76 - Step 5: Solve for x
x = 2,504,927,795.76/70,905.96 - Step 6: Final answer
x = 35,327.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.