Finding the Fourth Proportional to 97,233.80, 145,850.70 and 73,905.80
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Solution
The fourth proportional to 97,233.80, 145,850.70 and 73,905.80 is: 110,858.70
Step by Step Solution
- Step 1: Write the proportion equation
97,233.80 : 145,850.70 = 73,905.80 : x - Step 2: Convert to fraction form
97,233.80/145,850.70 = 73,905.80/x - Step 3: Cross multiply
97,233.80x = 145,850.70 × 73,905.80 - Step 4: Simplify right side
97,233.80x = 10,779,212,664.06 - Step 5: Solve for x
x = 10,779,212,664.06/97,233.80 - Step 6: Final answer
x = 110,858.70
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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.