Finding the Fourth Proportional to 174,316.36, 240,536.70 and 97,819.60
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Solution
The fourth proportional to 174,316.36, 240,536.70 and 97,819.60 is: 134,979.89
Step by Step Solution
- Step 1: Write the proportion equation
174,316.36 : 240,536.70 = 97,819.60 : x - Step 2: Convert to fraction form
174,316.36/240,536.70 = 97,819.60/x - Step 3: Cross multiply
174,316.36x = 240,536.70 × 97,819.60 - Step 4: Simplify right side
174,316.36x = 23,529,203,779.32 - Step 5: Solve for x
x = 23,529,203,779.32/174,316.36 - Step 6: Final answer
x = 134,979.89
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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.