Finding the Fourth Proportional to 168,338.04, 252,536.24 and 74,851.08
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Solution
The fourth proportional to 168,338.04, 252,536.24 and 74,851.08 is: 112,289.59
Step by Step Solution
- Step 1: Write the proportion equation
168,338.04 : 252,536.24 = 74,851.08 : x - Step 2: Convert to fraction form
168,338.04/252,536.24 = 74,851.08/x - Step 3: Cross multiply
168,338.04x = 252,536.24 × 74,851.08 - Step 4: Simplify right side
168,338.04x = 18,902,610,303.14 - Step 5: Solve for x
x = 18,902,610,303.14/168,338.04 - Step 6: Final answer
x = 112,289.59
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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.